The policy of repression of ideas cannot work and never has worked.

Education can be dangerous. It is very difficult to make it not dangerous. In fact, it is almost impossible.

To solve a problem it is necessary to think. It is necessary to think even to decide what facts to collect.

The object of education is to prepare the young to educate themselves throughout their lives.

On the principle laid down by Gilbert and Sullivan that when everybody is somebody, nobody is anybody; if everybody is abnormal, we don't need to worry about anybody.

Anybody who feels at ease in the world today is a fool.

It sometimes seems as though we were trying to combine the ideal of no schools at all with the democratic ideal of schools for everybody by having schools without education.