Be fearful when others are greedy and greedy when others are fearful.
The investor's chief problem — and his worst enemy — is likely to be himself.
You have to let winners run. That is the hardest thing to do psychologically. But the math only works if your wins are bigger than your losses.
Most traders fail because they are inconsistent. They follow their rules when they're winning and abandon them when they're losing. That is exactly backwards.
The debt snowball works because personal finance is 80% behavior and only 20% math.
Most personal finance makes you feel guilty. Mine does not. Guilt is not a financial strategy. Systems are.
Number go up technology is powerful. Do not underestimate what people will do when they see a number going up.
Fear and greed are the two biggest enemies of the investor. Learn to use them instead of being used by them.
The most important quality for an investor is temperament, not intellect.
Heal your relationship with money first. The strategy comes after.
The behavior gap — the distance between what we should do and what we actually do — is the biggest cost in investing.
Most people don't fail because of the market. They fail because of their own emotions.