Our first impressions are generated by our experiences and our environment, which means that we can change our first impressions... by changing the experiences that comprise those impressions.

Success is a function of persistence and doggedness and the willingness to work hard for twenty-two minutes to make sense of something that most people would give up on after thirty seconds.

It changes how people read you if you believe in God. It gives insight into your motivation, how you look at problems and how you deal with people.

Those with health insurance are overinsured and their behavior is distorted by moral hazard. Those without health insurance use their own money to make decisions based on an assessment of their needs. The insured are wasteful. The uninsured are prudent. So what's the solution? Make the insured a little more like the uninsured.

There's no idea that can't be explained to a thoughtful 14-year-old. If the thoughtful 14-year-old doesn't get it, it is your fault, not the 14-year-old's.

A study at the University of Utah found that if you ask someone why he is friendly with someone else, he’ll say it is because he and his friend share similar attitudes. But if you actually quiz the two of them on their attitudes, you’ll find out that what they actually share is similar activities. We’re friends with the people we do things with, as much as we are with the people we resemble. We don’t seek out friends, in other words. We associate with the people who occupy the same small, physical spaces that we do.

Practice isn't the thing you do once you're good. It's the thing you do that makes you good.