Understanding is a lot like sex; it’s got a practical purpose, but that’s not why people do it normally..

Scientists and artists are the world's noticers. Their job is simply to notice what other people cannot..

Nobody ever flunked a science museum.

The best way to learn is to teach.

There are two things that people [are surrounded by and] avoid trying to understand. One is music, and the other is electricity..

Many people who talk about the discovery method of teaching are really talking about arranging a lesson or an experiment so that students discover wh….