The people who need to overcome temptation to the highest degree have the hardest time doing it.

When parents have college savings accounts for their kids, their kids show higher social and cognitive performance.

The problem with opportunity cost is that opportunity cost is divided among many, many things.

If you think of people as making decisions actively, every time we think about the cup of coffee, we say, "How much will I enjoy the cup of coffee, what else could I not do in the future because I buy this cup of coffee?

You can think about life as a battle between you and a doughnut shop. The doughnut shop wants you to eat another doughnut and pay the money, and you want to do it in the short term, but in the long term it's not good for you either financially or from a health perspective.

That’s a lesson we can all learn: the more we have, the more we want. And the only cure is to break the cycle of relativity.

It is very difficult to make really big, important, life-changing decisions because we are all susceptible to a formidable array of decision biases. There are more of them than we realize, and they come to visit us more often than we like to admit.