In 2018, I wrote a report outlining 20 of the most important flaws, biases, and causes of bad behavior I’ve seen affect people when dealing with money. It was called The Psychology of Money, and over one million people have read it. This book is a deeper dive into the topic. Some short passages from the report appear unaltered in this book.

Risk and luck are doppelgangers. This is not an easy problem to solve. The difficulty in identifying what is luck, what is skill, and what is risk is one of the biggest problems we face when trying to learn about the best way to manage money.

think of my own money as barbelled. I take risks with one portion and am terrified with the other. This is not inconsistent, but the psychology of money would lead you to believe that it is. I just want to ensure I can remain standing long enough for my risks to pay off. You have to survive to succeed. To repeat a point we’ve made a few times in th

A takeaway here is that few things matter more with money than understanding your own time horizon and not being persuaded by the actions and behaviors of people playing different games than you are.