Work keeps at bay three great evils: boredom, vice and need.

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  Doubt is not a pleasant condition, but certainty is absurd.

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  Common sense is not so common.

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  The best is the enemy of the good.

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  A successful man is simply one who doesn’t make a fool of himself in the same way more than two or three times running.

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  The people who never have any time do the least.

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  He has written eight volumes. He would surely have done better to plant eight trees or beget eight children.

All aphorisms