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Philosophy can make people sick.

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No great mind has ever existed without a touch of madness.

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Every skill and every inquiry, and similarly every action and rational choice, is thought to aim at some good; and so the good had been aptly describe...more

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The aim of art is to represent not the outward appearance of things, but their inward significance.

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I have gained this by philosophy … I do without being ordered what some are constrained to do by their fear of the law.

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I have gained this from philosophy: that I do without being commanded what others do only from fear of the law.

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I count him braver who overcomes his desires than him who overcomes his enemies.

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The void is 'not-being,' and no part of 'what is' is a 'not-being,'; for what 'is' in the strict sense of the term is an absolute plenum. This plenum,...more

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Educating the mind without educating the heart is no education at all.

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Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

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Political society exists for the sake of noble actions, and not of mere companionship.

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Holding as we do that, while knowledge of any kind is a thing to be honoured and prized, one kind of it may, either by reason of its greater exactness...more

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We must consider also whether soul is divisible or is without parts, and whether it is everywhere homogeneous or not; and if not homogeneous, whether ...more

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To write well, express yourself like the common people, but think like a wise man.

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I count him braver who overcomes his desires than him who conquers his enemies, for the hardest victory is over self.