You just don't know anything unless you can write it. Sure you can argue things out in your own head and bring them out at parties, but in order to argue anything thoroughly, you must be able to put it down on paper.

The traditional educational theory is to the effect that the way to bring up children is to keep them innocent (i.e., believing in biological, political, and socioeconomic fairy tales) as long as possible ... that students should be given the best possible maps of the territories of experience in order that they may be prepared for life, is not as popular as might be assumed.

Good teachers never say anything. What they do is create the conditions under which learning takes place.

McDonalds in Tokyo is a terrible revenge for Pearl Harbor.

Patriotic societies seem to think that the way to educate school children in a democracy is to stage bigger and better flag-saluting.

We live in a highly competitive society, each of us trying to outdo the other in wealth, in popularity or social prestige, in dress, in scholastic grades or golf scores. One is often tempted to say that conflict, rather than cooperation, is the great governing principle of human life.

We should keep [the Panama Canal]. After all, we stole it fair and square.