All men are naturally included to obscure the morally ambiguous element in their political cause by investing it with religious sanctity.

The Communists do have a god, the Dialectic of History, which guarantees everything that they're going to do and guarantees them victory; that's why they're fanatic.

There was a time when I had all the answers. My real growth began when I discovered that the questions to which I had the answers were not the important questions.

Life is a battle between faith and reason in which each feeds upon the other, drawing sustenance from it and destroying it.

Our dreams of bringing the whole of human history under the control of the human will are ironically refuted by the fact that no group of idealists can easily move the pattern of history toward the desired goal of peace and justice. The recalcitrant forces in the historical drama have a power and persistence beyond our reckoning.

We have had to learn that history is neither a God nor a redeemer.

The mastery of nature is vainly believed to be an adequate substitute for self mastery.