History is the record of what human beings have been impelled to do by their ignorance and the enormous bumptiousness that makes them canonize their ignorance as a political or religious dogma.

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Round pegs in square holes tend to have dangerous thoughts about the social system and tend to infect others with their discontents.

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A man may be a pessimistic determinist before lunch and an optimistic believer in the will's freedom after it.

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Art and religion, carnivals and saturnalia, dancing and listening to oratory - all these have served, in H. G. Wells's phrase, as Doors in the Wall.

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The greater a man's talents, the greater his power to lead astray.

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Without economic security, the love of servitude cannot possibly come into existence.

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Dream in a pragmatic way.

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Wherever the choice has had to be made between the man of reason and the madman, the world has unhesitatingly followed the madman.

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When one individual comes into intimate contact with another, she—or he, of course, as the case may be—must almost inevitably receive or inflict suffering.

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The urge to transcend self-conscious selfhood is, as I have said, a principal appetite of the soul.

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