The spirit is at home, if not entirely satisfied, in America.

Every age is blind to its own worst madness.

The most important function of the university in an age of reason is to protect reason from itself.

Error is indeed our enemy, but it alone points to the truth and therefore deserves our respectful treatment.

Various kinds of self-forgetting, usually accompanied by illusions and myths, make it possible to live without the intransigent facing of death-in the sense of always thinking about it and what it means for life and the things dear in life-which is characteristic of a serious life.

It may well be that a societys greatest madness seems normal to itself.

Human nature must not be altered in order to have a problem-free world. Man is not just a problem-solving being, as behaviorists would wish us to believe, but a problem-recognizing and -accepting being.