With everything you do, in fact, you should train yourself to question your repeated behaviors.

Dishonesty is all about the small acts we can take and then think, 'No, this not real cheating.' So if you think that the main mechanism is rationalization, then what you come up with, and that's what we find, is that we're basically trying to balance feeling good about ourselves.

The companies that provide debt, what do you think their goal is? Is their goal for you to fully understand the cost of your debt? No. So they're basically creating these approaches to make you feel like it is incredibly cheap or just to think about the cost per day rather the cost per year or cost for a lifetime. So debt is very simple mistake.

Giving up on our long-term goals for immediate gratification, my friends, is procrastination.

There's something about [cyclically] doing something over and over and over that seems to be particularly demotivating.

The major thing that holds you back when you're trying to change a bad habit like eating, smoking, or drinking too much is your belief you are out of control.

Money is a wonderful invention. It lets us save, it lets us specialize, right? I couldn't be a professor if there wasn't any money. Every day I would have to raise chicken and bread and broccoli and go ahead and spend all my time trading. So, money is a wonderful mechanism.