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

America's experiment with government of the people, by the people, and for the people depends not only on constitutional structure and organization but also on the commitment, person to person, that we make to each other.

Freedom of inquiry, freedom of discussion, and freedom of teaching - without these a university cannot exist.

Nature will not forgive those who fail to fulfill the law of their being. The law of human beings is wisdom and goodness, not unlimited acquisition.

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

There is only one justification for universities, as distinguished from trade schools. They must be centers of criticism.

...the fullest development of the highest powers of men can be achieved only in a world of peace.