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Far from idleness being the root of all evil, it is rather the only true good.

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You can only be young once. But you can always be immature.

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The man who lets himself be bored is even more contemptible than the bore.

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What we become depends on what we read after all of the professors have finished with us. The greatest university of all is a collection of books.

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Insane people are always sure that they are fine. It is only the sane people who are willing to admit that they are crazy.

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Fervor is the weapon of choice for the impotent.

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There exist only three beings worthy of respect: the priest, the soldier, the poet. To know, to kill, to create.

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Man is so made that he can only find relaxation from one kind of labor by taking up another.

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People who have no weaknesses are terrible; there is no way of taking advantage of them.

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The whole art of teaching is only the art of awakening the natural curiosity of young minds for the purpose of satisfying it afterwards.

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