Course Catalog
Structured, chapter-by-chapter learning series across 27 disciplines.
Academy
Civil Procedure Basics
The basics of US civil litigation — what a civil lawsuit is, the types of actions (law vs. equity), the federal and state court structure, subject-matter jurisdiction, and who can be a party. Civil Procedure Basics series, Chapter 1.
Commercial Law Basics
An introduction to US commercial law: the role of the UCC as the foundational framework for commercial transactions, the definition of merchants and commercial acts, trade name registration, and the hierarchy of commercial law sources.
Criminal Law Basics
An introduction to US criminal law: the purposes of criminal law, the principle of legality (nullum crimen sine lege), the Model Penal Code framework, and the territorial scope of federal and state criminal statutes.
patent-law-basics
The US intellectual property framework, the four categories of industrial property rights compared, foundational principles of patent law including disclosure-for-exclusivity and first-inventor-to-file — Lecture 1 of the Patent Law Basics series.
Public Administration Basics
The meaning and characteristics of public administration, the five core administrative values (democracy, efficiency, effectiveness, legality, and equity), the concept of the public interest, and the evolution from traditional administration through New Public Management (NPM) to New Governance — first lecture in the Public Administration Basics series.
Professional & Government Document Writing
What official documents are and their types, the structure of memos, reports, and letters in U.S. government and professional settings, and Plain Language Act writing principles — first lecture in the Professional & Government Document Writing series.
public-finance
Public finance fundamentals — the four causes of market failure (public goods, externalities, natural monopoly, information asymmetry), the rationale and limits of government intervention, Pareto efficiency, and the Coase Theorem. First chapter of the US Public Finance series.
HRM Basics
Core HRM concepts, the evolution of the HR function, and the strategic HRM framework — the first lecture in the HRM Basics series.
Management Core
The definition of management, the four management functions (planning, organizing, leading, controlling), Mintzberg's managerial roles, Katz's skill model, stakeholder theory, and PEST analysis — the first installment in the Management Core series.
Real Estate Disclosure Basics
Mortgages, deeds of trust, and other secured interests in real property — including lien priority, foreclosure rights, and leasehold interests. Part 3 of the Real Estate Disclosure Basics series.
Financial Management Basics
The Modigliani-Miller theorem, WACC, financial leverage effects, and optimal capital structure — the fourth lecture in the Financial Management Basics series.
Labor Law Basics
Requirements for lawful termination, protected periods, advance notice obligations, and the process for challenging wrongful termination under US law — the fourth installment in the Labor Law Basics series.
공인중개사 시험
US real estate salesperson exam — key concepts in real property characteristics, valuation principles, the three approaches to value, and investment analysis metrics.
Social Welfare Law Basics
The foundations of US social welfare law — the Social Security Act, social insurance vs. public assistance, program structure, and the federal-state relationship — Part 1 of the Social Welfare Law Basics series.
Civil Law Basics
How US tenants protect security deposits through lease recordation, priority liens, and small-deposit protections — plus real-world foreclosure scenarios. Civil Law Basics series, Chapter 6.
Constitutional Law Basics
An introduction to US constitutional law: the nature and supremacy of the Constitution, its core structural principles (popular sovereignty, separation of powers, federalism, rule of law), the amendment process, and the role of the Preamble.
Criminal Procedure Basics
The purposes of US criminal procedure, the constitutional framework (4th, 5th, 6th, and 14th Amendments), the adversarial system, the dual court structure, and the foundational principles — presumption of innocence, in dubio pro reo, and the exclusionary rule.
Behavioral Economics
A 90% survival rate versus a 10% mortality rate — the same fact, yet they lead to different decisions. This chapter explores the psychology of the framing effect, choice architecture that harnesses it, and practical strategies for building better decision environments.
patent-bar-exam
Trademark registration requirements, scope of rights, infringement remedies, and the design patent registration system under US and international IP frameworks — Lecture 7 of the Patent Bar / IP Professional Exam series.
Document Drafting Practice
A practical guide to the core legal documents that US paralegals and court document professionals handle — real estate deed transfer packages, civil complaints, and escrow/court deposit filings — including sample structures and high-scoring drafting strategies.
Paralegal / Admin Credentials
A complete US career roadmap for paralegal certification and public administration credentials — NALA CP, NFPA RP, ABA-approved programs, exam structure, eligibility requirements, pass rates, realistic study timelines, specialization options, and post-credential career paths in law firms, government agencies, and corporations.
Appraiser
A complete roadmap for aspiring real property appraisers in the US — covering the MAI / Certified General Appraiser pathway, exam structure, qualifying education, experience requirements, state licensing, and career options after certification.
Business Consultant
A complete roadmap for aspiring management consultants in the US — covering the CMC (Certified Management Consultant) credential, the MBA pathway, key subject areas, small business consulting, and career options in private practice and corporate consulting.
Labor/Employment Attorney
A complete roadmap for aspiring labor and employment attorneys in the US — covering the bar exam pathway, key subject areas, state licensing requirements, realistic preparation timelines, and career options in private practice, HR, and public sector roles.
CPA
A complete roadmap for aspiring US Certified Public Accountants — covering the AICPA CPA exam structure, four core sections, education requirements, the 150-hour rule, pass rates, and career paths in public accounting, industry, and government.
Paralegal / Legal Document
A complete roadmap for aspiring paralegals and legal document professionals in the US — covering the NALA Certified Paralegal (CP) exam, NFPA PACE exam, state-authorized practice, real estate document work, and career paths in law firms, courts, and independent practice.
Patent Attorney / Agent
A complete roadmap for aspiring patent practitioners in the US — covering the USPTO patent bar exam (Reg. No. exam), technical background requirements, patent law subjects, STEM vs. non-STEM strategies, and career paths in IP law firms, corporate IP departments, and government.
Real Estate Agent
A complete roadmap for aspiring real estate licensees in the US — covering salesperson and broker licensing requirements, state exam structure, NAR membership, key subject areas, realistic preparation timelines, and career paths in residential, commercial, and property management.
Tax Accountant / EA
A complete roadmap for aspiring US tax professionals — covering the IRS Enrolled Agent (EA) exam, the CPA tax track, key subject areas (federal income tax, business tax, representation), realistic preparation timelines, and career paths in public practice, corporate tax, and government.
Behavioral Economics
Business
경영학 기초
Master everything from the essential definition of management, the harmony of effectiveness and efficiency, the multifaceted roles of a manager, to the lineage of management theory from classics to...
Essential memorization of business administration: Guide to matching major scholars and theories
We summarize at a glance the key theories and keywords of each scholar that determine high scores on business administration exams. We systematically classified 50 scholars with high frequency of p...
Ch13. SWOT Analysis — The Strategic Map for Seizing Opportunity
Master SWOT analysis by examining a company's internal strengths (S) and weaknesses (W) alongside external opportunities (O) and threats (T) to develop optimal strategies. Includes an interactive SWOT builder.
ROI Analysis: The First Question Every Smart Investor Asks — "Is This Worth It?"
Every opportunity can be expressed as a number. Learn how to calculate Return on Investment (ROI) — from asset purchases to marketing spend to personal development — and make decisions based on data instead of instinct.
Economics
경제학 기초
Understand the core principles of economic thinking, including the principle of scarcity, opportunity cost, and the Production Possibilities Frontier (PPF).
Parts 8-9: Macroeconomics, Money and National Economy (Ch25-Ch29)
Complete summary of Keynes' effective demand theory, aggregate demand-aggregate supply (AD-AS) model, money market and interest rate determination, monetary policy spillover path, and bank's credit...
Parts 10-11: Economic Stability Policy Debate and Inflation (Ch30-Ch32)
Intensive analysis of genealogy from classical school to new Keynesian school, Phillips curve, crowding-out effect debate, types of unemployment, and ripple effects of inflation
Parts 12-13: Economic Growth and International Economy (Ch33~Ch38)
Solow model, endogenous growth, basic import/export trade strategy, advantages and disadvantages of fixed/floating exchange rates, and structure of the global financial crisis.
Finance
재무 입문
Understand the ultimate goal of financial management—maximizing corporate value—and master the concept of Time Value of Money (TVM), the bedrock of all financial decision-making.
채권 심화
Master the fundamental mechanics of the bond market. Explore the inverse relationship between interest rates and bond prices, and learn how to calculate Yield to Maturity (YTM) for advanced valuation.
Real Estate Acquisition Tax Guide: Prepare for the Big Hidden Cost of Buying a Home
Think you only need to save up the purchase price? Here is everything you need to know about acquisition tax — the largest additional cost when buying real estate. From how the tax is calculated to available exemptions, we reveal the tax strategies you must not overlook when completing your home purchase.
Vehicle Tax Calculator: The January Money Hack — The Magic of Prepayment Discounts
Can't avoid the annual vehicle tax bill? Then let's trim it. Understand how vehicle tax is calculated based on engine displacement and model year, and learn how to claim the annual prepayment discount of 5% or more.
Real Estate Brokerage Fees in Korea: How to Understand the Rate Cap and Negotiate Smartly
The joy of closing a real estate deal can quickly be followed by sticker shock over the agent's commission. Learn how Korea's legal maximum brokerage fee rates work, how to negotiate fairly, and what to check before you sign the contract.
Latte Factor Calculator — How Small Daily Spending Habits Shape Your Future Wealth
A tool that calculates how much opportunity cost a small habitual expense — like a daily cup of coffee — creates over the long term. Visualizes the power of compound investment returns.
The Caffe Latte Effect: The Hidden Path from Small Savings to Life-changing Wealth
A daily cup of coffee — just $5 — seems like nothing. Yet saved and invested consistently, it can transform into a fortune over 30 years. Explore the "Caffe Latte Effect" and feel the true power of combining small savings with compound interest.
Compound Interest & the 2048 Game: How Your Wealth Can Grow Exponentially
This is more than a game. Just as tiles merge and grow larger on the board, small habits can compound into vast wealth. Experience the principle of compound interest firsthand through the classic 2048 game.
The Complete Guide to Compound Interest: The Rule of 72, Inflation Adjustment & Growth Simulations
Why Einstein called compound interest "the eighth wonder of the world" — use the Rule of 72 to estimate doubling time, explore principal/rate/period growth simulations, and learn how inflation erodes returns. A complete guide for long-term investors.
Compound Interest: A Complete Guide — How Interest on Interest Creates a Snowball Effect
Einstein reportedly called compound interest "the eighth wonder of the world." Understand the difference between simple and compound interest, the Rule of 72, and why time in the market beats rate of return — with an interactive calculator to see it all firsthand.
The Magic of Compound Interest: How Einstein's "Eighth Wonder" Can Transform Your Wealth
Make time work for you. Like a small snowball that grows into an avalanche, understanding the principle of compound interest and building a system around it can reshape the second half of your financial life.
The Art of Borrowing: Home Ownership Strategy in the DSR 40% Era
The Debt Service Ratio (DSR) is not just a number — it determines whether your dream of homeownership succeeds or stalls. Understand how DSR works and learn practical strategies for maximizing your borrowing capacity within the regulatory framework.
Early Repayment Fee Guide: How to Calculate It, Get It Waived & Use Your Right to Request a Rate Reduction
How to calculate South Korea's early repayment fee, when it's automatically waived (after 3 years), annual penalty-free limits, why government-backed mortgages charge nothing, how to use the right to request a rate reduction, and how to decide whether refinancing actually saves you money.
ETF Recommender — A Portfolio Design Guide for Every Investor Type
Enter your investment goals, time horizon, and risk tolerance to get a tailored ETF combination. Covers the key features of major US and global ETFs, diversification strategies, and tax-advantaged account options.
Understanding Your Financial Personality: 4 Money Types That Shape Your Wealth
Your attitude toward money shapes your financial future. From free-spending Yolo types to strategic investors — identify your financial personality and discover the wealth-building strategy that fits you best.
Freelancer Taxes Demystified: From 1099s to Getting Your Refund
Freelancers, content creators, tutors... getting paid without withholding? Learn the mechanics of self-employment income, quarterly estimated taxes, and how to maximize deductions to reduce your April tax bill.
Global ETF Recommendations: Draw Your Own World Asset Allocation Map
Stop riding the waves of individual stocks. Take a short quiz to analyze your investor profile, then get an optimized global ETF portfolio — from conservative to aggressive — built with world-class funds like QQQ, IVV, and VT.
Global ETF Investing: The Beginner's Complete Guide to Diversification and Taxes
Everything a beginner needs to know about ETF investing: how index funds work, comparing S&P 500, NASDAQ, and all-weather portfolios, US brokerage vs. international account tax differences, dollar-cost averaging, and using tax-advantaged accounts.
Hearts and Risk Transfer: The Advanced Psychology of Passing the Burden
Hearts is a paradoxical card game where scoring means losing. How do you distribute risk and offload it onto rivals at the decisive moment? Lessons in cutting losses and risk management from a classic card game.
Buying vs. Renting: Which Housing Strategy Makes Financial Sense for You?
Is buying always the right move? Or does renting make more financial sense? We cut through the emotion and run the numbers — factoring in mortgage rates, home appreciation, opportunity cost, and your life stage — to help you make the decision that's right for you.
Inflation Calculator — How Rising Prices Erode the Value of Your Money
A tool that reflects historical inflation rates to compare the purchasing power of money across years. Calculate exactly how inflation affects the real value of your savings and investments over time.
The Purchasing Power Calculator: Surviving an Economy Where Everything Gets More Expensive Except Your Paycheck
The difference between what $1,000 could buy a decade ago and what it buys today. We analyze how inflation quietly destroys wealth and lay out the investment strategies you need to protect your purchasing power.
Inflation and Purchasing Power: Understanding Currency Erosion and Protecting Your Wealth
A complete guide to how inflation erodes purchasing power, the Rule of 72, the difference between real and nominal interest rates, inflation-hedging assets (gold, real estate, TIPS, equities), and historical US CPI trends — everything you need to protect the value of your money.
Investment ROI Complete Guide: Calculation Methods, CAGR, and Real-World Application
How to calculate investment ROI, the difference between simple return and CAGR (Compound Annual Growth Rate), stock and real estate ROI examples, and how fees and taxes reduce your net return — a practical guide to measuring investment performance correctly.
Tax-Advantaged Accounts: Keep More of What You Earn
Earning strong returns only to hand a large share to taxes? Tax-advantaged accounts like Roth IRAs, HSAs, and 401(k)s are designed to let your investment gains grow and compound without unnecessary tax drag. Here is how to use them to keep more of what you earn.
Security Deposit vs Monthly Rent: Calculating the True Cost of Each Option
A large upfront security deposit "gets returned" — so it must be cheaper than paying rent every month, right? Not necessarily. Interest rates and opportunity cost change everything. Learn how to calculate the real monthly cost of any rental arrangement and choose based on facts, not assumptions.
Security Deposit vs Monthly Rent: Finding the Optimal Housing Strategy for Your Situation
Is a large security deposit always the smarter choice? In a high-interest-rate environment, the answer depends entirely on opportunity cost and your financial goals. Analyze the real cost of each arrangement and build a housing strategy that accelerates — rather than delays — wealth accumulation.
The Latte Factor: How Small Daily Spending Shapes Your Financial Future
David Bach's Latte Factor concept, how small daily purchases compound into six-figure sums over 30 years, the legitimate criticisms of the theory, the Conscious Spending framework, and a practical automated savings system you can build in an afternoon.
MBTI and Salary: How Your Personality Type Can Become Your Best Negotiation Weapon
Why do ENTJs tend to earn more? Why do INFJs often leave money on the table? Explore income trends by personality type and discover the negotiation strategies perfectly matched to who you are.
Retirement Accounts and Tax Refunds: The Most Reliable Way to Get Money Back at Tax Time
Worried about a surprise tax bill every April? Contributing to a Traditional IRA, 401(k), or HSA can legally reduce what you owe — sometimes by hundreds or thousands of dollars. Learn the mechanics of tax-advantaged retirement accounts and build a strategy that grows your nest egg while cutting your taxes today.
Real Estate Agent Commission Guide — Rate Caps and How to Calculate Your Fee
Buying a $500,000 home or renting at $2,500/month — what will you actually pay your agent? Learn how commission rate caps work, how fees are calculated by transaction type, and practical tips for negotiating before you sign.
Rent vs. Buy Calculator — Which Option Is Actually Cheaper for You?
Calculate and compare the true cost of renting versus buying a home. This tool factors in opportunity cost on your down payment, monthly mortgage payments, property taxes, and maintenance — so you can see which option makes more financial sense for your situation.
Rental Yield Analysis: Building Passive Income Beyond Your Paycheck
The foundation of safe rental property investment is calculating yield accurately. Learn how to factor in leverage (mortgage debt) and your actual cash invested to get a precise return figure — and avoid becoming a landlord who's busy but not actually profitable.
Rental Yield Deep Dive: Gross vs. Net Yield, Leverage Effects, and Vacancy Risk
What's the real return on a $500,000 rental property with a $100,000 mortgage? Learn the difference between gross and net yield, how leverage amplifies both gains and losses, and which hidden costs quietly erode your returns over time.
Savings Strategy Complete Guide: Goal-Based Plans, Account Comparison, and Tax Advantages
Goal-matched savings strategies, comparing savings accounts vs. Roth IRA vs. 401(k) vs. brokerage accounts, maximizing tax advantages, emergency fund sizing, reaching $100,000 simulations, and a step-by-step savings roadmap from your 20s through retirement.
Severance Pay: How to Maximize Your Payout When You Leave a Job
Leaving a job is a new beginning — and your severance package is the foundation you build it on. Understand how severance is calculated, how to negotiate it, and how rolling it into an IRA can defer taxes and grow your payout over time.
Stock Average Down Calculator — Cost Averaging Strategy and Break-Even Analysis
Calculate your new average cost basis when buying more shares after a price drop. Instantly see your new break-even price, how much the stock needs to recover, and whether averaging down makes sense for your situation.
The Complete Guide to Averaging Down — Cost Basis Calculation and Risk Management
When a stock drops, buying more shares lowers your average cost — but does it actually help? This guide covers the math behind averaging down, how to calculate your new cost basis, when the strategy works in your favor, and when it can be a serious mistake.
What Kind of Investor Are You? A Financial Personality Test
The first step to successful investing isn't market analysis — it's understanding yourself. Answer 10 questions to uncover your financial DNA and build a portfolio strategy that actually fits who you are.
Stock Return Demystified: Capital Gains, Dividends, Taxes, and Fees — All in One Guide
Your real investment return isn't just how much the stock price moved. Brokerage commissions, capital gains taxes, and dividend withholding all take a cut. This guide walks through the complete formula for calculating net return, compares tax treatment for different account types, and covers fee structures across major US brokers.
[Living Tax Common Sense] Part 1: Key summary of capital gains tax, inheritance tax, gift tax, an...
Concepts of transfer tax, inheritance tax, and gift tax that must be known when transferring real estate and assets, as well as tax saving strategies. In particular, we will easily explain the conc...
[Life Tax Common Sense] Part 2: Key concepts of ownership tax (property tax, comprehensive real e...
We summarize basic tax knowledge, from the property tax and comprehensive real estate tax that you pay even if you own a house, to the value-added tax, income tax, and corporate tax that are hidden...
Korean Logic
논리적 사고
A lecture at the level of a first-class instructor that penetrates the essence of conditional sentences. You will learn the negation of ‘If A, then B’ (A ∧ ~B) and the law of exchange with declarat...
Public Enterprise Korean Language Logic Ch0. Bricks of logic — categorical propositions and quant...
Learn the basics of logic through the depth of a 200,000 won paid lecture. Master the difference between All and Some, symbolization of categorical propositions, and validation methods using Venn d...
Psychology
심리학 기초
Explore the definition of psychology and its major schools (Psychoanalysis, Behaviorism, Cognitivism, etc.) and learn how the human mind is studied scientifically.
Abilene Paradox: Why Everyone Departs for a Place No One Wants
None of us wanted this, so why did we make this decision? Through the 'Abilene Paradox,' a bizarre tragedy created by collective conformity, we learn how to speak with a true voice in organizations...
Believing in Yourself: Adler's Wisdom on True Strength vs. Dreaming of Greatness
Break free from the pressure to be special and learn to trust yourself as you are. Explore the meaning of 'the courage to be normal' and true inner strength as proposed by Adler.
The Frame of Reality: Anatomy of Adler's Lifestyle
We don't see the objective world; we see the world interpreted through our frames. Analyze the three-fold cognitive frame of Self-Concept, World-Image, and Ethical Conviction.
The Choice Behind the Excuse: Adler's Psychology of Courage
Explore the 'Inferiority Complex' and how we use excuses to avoid the fear of failure. Learn the Adlerian path to self-acceptance and the courage to move forward.
The Happiness of Doing What You Love: Adler's 'Energeia' Life
Are you sacrificing today for a future goal? Escape the 'Kinesis' life and embrace the 'Energeia' happiness of living like a dance in the present moment.
The Average of 5 People: Adler's Courage to Choose Your Environment
We resemble those we spend the most time with. Explore Adlerian insights on environmental influence and the courage required to reset relationships for personal growth.
Happiness is Created, Not Found: Adler's Theory of Happiness
Redefine happiness as a choice in the present moment rather than a future goal. Discover how Adler's 'Self-determination' empowers you to create your own joy.
True Happiness is Just the Beginning: A New Chapter of Life According to Adler
Explore the world that unfolds when you accept happiness not as life's finish line, but as a new attitude. Start a journey of sustainable happiness and growth guided by Adlerian psychology.
No Qualifications for Happiness: The Right to Be Imperfect and Adler's Wisdom
Reveals that common 'conditions for happiness' are actually shackles. Proposes how to be happy now through Adlerian psychology, regardless of achievements or qualifications.
Perspective Sets the Temperature of Life: Adler's Holism
If your mind is cold, the world feels cold too. Discover how Adler's 'Holism' integrates mind and body, showing how subjective interpretation shapes our reality.
Adlerian Psychology for Lazy Perfectionists: For Those Who Can't Start
Dissect the cycle of lazy perfectionism through Adlerian insights. Discover how the courage to fail and the courage to be ordinary can lead to true freedom and action.
What to Fill in the Vessel of 'Life': A Worthwhile Life According to Adler
Wisdom from Adler for those wondering what to fill in the finite vessel of life. Proposes finding true abundance through contribution and connection rather than possession.
Why Metacognition?: The Power of Objective Self-Observation
The first step to breaking patterns you wish to change. Discover the importance of Metacognition in recognizing and modifying your Adlerian 'Lifestyle'.
Numbers Are Not Happiness: Adler's Quest for a Qualitative Life
Escape the prison of salary, rankings, and counts. Discover how unmeasurable values like contribution and community feeling define true happiness beyond quantitative success.
Why You Need the Courage to Be Disliked: Adler's Theory of Relationships
All problems stem from interpersonal relationships. Discover the 'Courage to be Disliked' and the 'Separation of Tasks' needed to live your own life, not others' expectations.
Life is Simple: Adler's Cognitivism and Subjective Reality
The world isn't complex; our perceptions make it so. Learn to recognize your 'tinted glasses' and choose a simpler, more peaceful life through Adlerian insights.
Turn Inferiority Into a Stepping Stone: Adler's Pursuit of Superiority
Inferiority is not a stumbling block but a stepping stone for growth. Learn how to turn deficiency into a powerful engine for self-improvement using Adlerian psychology.
The Subject Determines the Distance: Adler's 'I-Message' Communication
What ruins a relationship is often the 'subject' rather than the 'content.' Master the Adlerian art of expressing emotions without intruding into others' tasks.
How to Master Your Fate: A Deep Dive into Adler's Teleology
Break free from the chains of the past. Discover how Alfred Adler's Teleology empowers you to shape your destiny by choosing your current purpose over past causes.
The Arrogance of Understanding Others: Adler's Empathy and Respect
The most common mistake in relationships is thinking you 'know' the other person. True respect begins by treating them as an 'unknowable other' with healthy boundaries.
Your Values Are Not Universal: Adler's True Respect and Task Separation
Beware of controlling others in the name of love. Learn to respect each other's unique universes by avoiding the imposition of your own values.
Brain Energy Chapter 16. The Scientific Mechanism of How Drugs and Alcohol Break Mental Health
Delves into the metabolic mechanism of how drugs and alcohol disrupt cellular metabolism and impair mitochondria, leading to chronic mental illness beyond neurotransmitter issues.
What is the Cause of Mental Illness?: The Truth Behind Modern Diagnoses
Exploring the fundamental causes of various mental illnesses, we highlight the blind spots of the existing diagnostic system that focuses only on symptoms from a scientific perspective.
There is Definitely a Common Pathway for Mental Illness: The Beginning of Brain Energy Theory
Have you ever wondered how numerous mental illnesses with different symptoms are connected by a single common biological pathway?
Exploring 5 Conflict Response Styles for Harmonious Relationships
In a conflict, are you a peacemaker or a competitor? Learn to understand your differences and build healthier relationships by exploring the five conflict response styles.
Physical Illness and Mental Illness: The Metabolic Loop and Brain Health
Exploring why physical metabolic disorders such as diabetes and obesity are closely linked to mental illness.
Dark Psychology: Turning the Shadows of Human Nature into Your Weapon
A strategic guide to understanding the mechanisms of manipulation, identifying psychological vulnerabilities, and securing your position in the complex landscape of human interaction.
The Complete Guide to Empathy: Affective Empathy, Cognitive Empathy, and the Science of Self-Compassion
A deep dive into the two core types of empathy (affective and cognitive), how to prevent compassion fatigue, the relationship between self-compassion and empathy, measurement tools like the Davis IRI, and practical ways to build empathy in the workplace, relationships, and parenting.
Factors Determining Mental Health: From Genetics to Lifestyle
Examining various factors affecting our mitochondria and metabolic health and learning key variables for maintaining mental health. Life pieces are connected to brain energy.
Flow State
The Zone. Mihaly Csikszentmihalyi's concept of the optimal experience where skill meets challenge, resulting in total immersion and ego loss.
Flow: The Pinnacle of Happiness Where Time Stands Still
Have you ever had the experience of becoming so completely immersed in something that you even forgot yourself? We explore how the state of 'Flow,' discovered by the master of positive psychology, ...
Fundamental Attribution Error: Judging Others vs. Yourself
When *I* am late, it's traffic. When *you* are late, you are lazy. How we evaluate character differently based on perspective.
Growth Mindset: The Power of Yet
People with a fixed mindset believe talent is innate. People with a growth mindset believe talent can be developed. 'I can't do it... YET.'
You Are What You Eat: The Gut-Brain Connection
The gut is the second brain. If you feel depressed or anxious, check your diet first. Eating habits for mental health.
Hades' Invitation: Shadow Psychology and Spiritual Transformation
Hades, the King of the Underworld, is not merely the ruler of death. He is the guardian of treasures hidden in the deepest parts of ourselves. We explore the integration of the self through Jungian...
Loss Aversion: The Pain of Losing
The pain of losing $100 is twice as intense as the pleasure of gaining $100. We are wired to protect what we have, not to gain more.
The Complete Love Languages Guide: All 5 Types and How to Apply Them in Relationships
A deep dive into Gary Chapman's five love languages (Words of Affirmation, Quality Time, Receiving Gifts, Acts of Service, Physical Touch) with practical application for romantic partnerships, family, friendships, and the workplace. The complete guide to transforming your relationships through love language fluency.
Machiavellianism: The Prince
Better to be feared than loved. The ends justify the means. A personality trait centered on manipulation, exploitation, and cynicism.
The Complete MBTI Deep-Dive: All 16 Types, 8 Functions, and How They Develop
A comprehensive guide to MBTI's 16 personality types and 8 cognitive functions — covering each type's strengths and weaknesses, stress responses, relationship patterns, and career fit. Whether you're new to MBTI or looking to go deeper, this is your definitive reference.
MBTI Loops & Grips: The Anatomy of a Mental Rut
When an INFJ gets paranoid and an ENFP gets depressed. Understand the psychological mechanisms behind the Ni-Ti loop and the Si-Grip to find your way back to balance.
Color Psychology: The Spectrum of Emotion
Color is not just visual; it is visceral. From the danger signals of Red to the tranquility of Blue, explore how light frequencies hijack the human nervous system.
Addiction & Hungry Ghosts: The Unquenchable Thirst
“Every addiction is a substitute for seeking God.” Essence of addiction seen through Buddhist 'Hungry Ghost' concept. Spiritual hunger that alcohol, gambling, or smartphones cannot fill.
Anxiety & The Leap: Kierkegaard's Dizziness
“Anxiety is the dizziness of freedom.” Do not try to eliminate anxiety. It is a signal proving you are free, and a springboard to leap to a new Self.
Depression & Dark Night of the Soul
“Depression is not a malfunction. It is the soul's hibernation.” Distinguishing clinical depression from spiritual exhaustion, and discovering the seeds of soul that grow only in the dark.
Mental Health Quotes: Deep Psychological Advice and Comfort
A curated collection of psychological insights and quotes to help you navigate stress, anxiety, and emotional exhaustion.
To Change the Method, You Must Know the Reality: The Limits of Modern Psychiatry
Analyzing the global spread of mental illness and why a new metabolic approach—beyond traditional treatments—is necessary.
How Much Does Family History Affect Mental Illness?: The Truth of Genetics and Epigenetics
Digging into how the environment changes the switches of genes and affects mental health beyond simple genetic factors. Learn about the epigenetic power to change inherited destiny.
The Mere Exposure Effect
Why we like things just because we see them often. Familiarity breeds content, not contempt.
How What You Eat Changes Your Mental Health: A Diet Guide for Metabolic Health
Explore nutritional approaches for mental health, from the dangers of sugar to ketogenic diets. Learn how to provide the real fuel your brain needs for metabolic recovery.
Synchronicity: Coincidence is a Wink from the Universe
What if a friend you were just thinking about contacts you? Is it mere coincidence or a meaningful sign? The principle of connection beyond causality.
Finding the Right Psychology Test for You — A Purpose-Based Complete Guide
Personality, relationships, mental health, career — find the psychology test that matches your actual question right now. A curated guide to 40+ tests and psychology articles, organized by what you're trying to understand.
The Power of a Clear Life Purpose: Awakening Brain Energy Beyond Stress
Explore how a sense of purpose contributes to mitochondrial health and mental resilience from a biological perspective, based on Chapter 18 of 'Brain Energy'.
Reactance
The rebellious instinct. The unpleasant motivational arousal that emerges when people experience a threat to or loss of their free behaviors.
RIASEC Career Guide: Holland's 6 Types, Career Mapping, and Finding Your Fit
A complete guide to Holland's RIASEC theory — the six vocational personality types (Realistic, Investigative, Artistic, Social, Enterprising, Conventional), how to interpret your three-letter code, and how to use it to make better career decisions. Includes type-by-type career mapping and comparison with MBTI.
The Psychology of Saju Ten Gods: 10 Faces of Human Desire
Saju (Four Pillars) is not fortunetelling, but the most sophisticated personality psychology. Decoding the 10 Stars (Ten Gods) that symbolize fundamental human desires and behavioral patterns.
The Science of Self-Esteem Recovery: Causes, Measurement, and Evidence-Based Strategies
A research-backed guide to self-esteem — its psychological definition, the root causes of low self-esteem (attachment, comparison, criticism), the Rosenberg Self-Esteem Scale, the difference between self-esteem and self-efficacy, and proven strategies for recovery including cognitive restructuring, self-acceptance, and boundary-setting.
Stress Management by Type: A Complete Guide to Relief Strategies That Actually Fit You
Not all stress responses look the same. This guide covers the four major stress reaction types — tension, withdrawal, anger, and avoidance — along with evidence-based relief strategies tailored to each. Includes practical approaches for workplace stress, chronic stress, and recognizing when to seek professional help.
Public Administration
행정학 기초
Understand the conceptual definition of public administration, the duality of science and art within the field, and its evolving relationship with politics and management.
NCS Communication Skills: Reading, Writing, and Speaking for Public Exams
Complete NCS communication skills guide — document comprehension, business writing, active listening, and presentation skills for Korean public sector exams.
NCS Information Skills: Collecting, Analyzing, and Managing Data at Work
Complete NCS information skills guide — information collection, analysis, computer literacy, and information security for Korean public sector hiring exams.
Perfecting NCS information skills: Core strategies for computer utilization, information processi...
NCS Information Ability (8%) — Complete summary of key concepts for each detailed type of computer literacy, information processing ability, information collection/analysis/utilization, Excel funct...
NCS Interpersonal Skills: Teamwork, Conflict, and Leadership at Work
Complete NCS interpersonal skills guide — team development stages, conflict resolution, negotiation, leadership styles, and customer service for public sector exams.
NCS Mathematical Skills: Data, Statistics, and Workplace Calculation
Complete NCS mathematical skills guide — basic operations, percentage, ratio, chart reading, and workplace statistics for Korean public sector hiring exams.
Perfecting NCS numeracy skills: Practical strategies for calculating growth rates, ratios, and ch...
NCS Basic Occupational Ability Numeracy Ability (16%) — Master basic calculations, percentages, growth rates, basic statistics, diagram analysis with core formulas and practical calculation practic...
NCS Organizational Skills: Understanding Workplace Structure and Culture
Complete NCS organizational understanding skills guide — organizational structure, business processes, workplace culture, and global business literacy for public sector exams.
NCS Problem-Solving Skills: Thinking and Decision-Making at Work
Complete NCS problem-solving skills guide — creative thinking, logical reasoning, problem-solving processes, and decision-making methods for public sector exams.
NCS Resource Management Skills: Time, Money, and Materials at Work
Complete NCS resource management skills guide — time management, budget control, physical resources, and human resource allocation for public sector exams.
NCS Self-Development Skills: Career Planning and Lifelong Learning
Complete NCS self-development skills guide — self-awareness, career development models, goal setting, and continuous learning strategies for public sector exams.
NCS Technical Skills: Understanding and Applying Workplace Technology
Complete NCS technical skills guide — technology systems, equipment operation, safety, maintenance, and technology selection for Korean public sector hiring exams.
NCS Work Ethics: Professional Conduct in the Korean Public Sector
Complete NCS work ethics guide — professional responsibility, Korean public sector ethics laws, CSR, ESG, and labor rights for public sector hiring exams.