Immanuel Kant Quotes
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All perception is colored by emotion.
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Do the right thing because it is right.
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Dare to know! Have the courage to use your own intelligence!
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All our knowledge falls with the bounds of experience.
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Riches ennoble a man's circumstances, but not himself.
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The problem of establishing a perfect civic constitution is dependent upon the problem of a lawful external relation among states and cannot be solved without a solution of the latter problem.
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I have no knowledge of myself as I am, but merely as I appear to myself.
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Die menschliche Vernunft hat hier, wie allerwärts in ihrem reinen Gebrauche, so lange es ihr an Kritik fehlt, vorher alle mögliche unrechte Wege versucht, ehe es ihr gelingt, den einzigen wahren zu treffen.
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Things which we see are not by themselves what we see ... It remains completely unknown to us what the objects may be by themselves and apart from the receptivity of our senses. We know nothing but our manner of perceiving them.
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it is absurd … to hope that maybe another Newton may some day arise, to make intelligible to us even the genesis of but a blade of grass ('Dialectic of Teleological Judgment' §75)
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Human reason is by nature architectonic.
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Act that your principle of action might safely be made a law for the whole world.
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Two things strike me dumb: the infinite starry heavens, and the sense of right and wrong in man.
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Morality is not properly the doctrine of how we may make ourselves happy, but how we may make ourselves worthy of happiness.
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Do what is right, though the world may perish.
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The science of mathematics presents the most brilliant example of how pure reason may successfully enlarge its domain without the aid of experience.
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All thought must, directly or indirectly, by way of certain characters, relate ultimately to intuitions, and therefore, with us, to sensibility, because in no other way can an object be given to us.
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What can I know? What ought I to do? What may I hope?
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The means employed by Nature to bring about the development of all the capacities of men is their antagonism in society, so far as this is, in the end, the cause of a lawful order among men.
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Enlightenment is man's leaving his self-caused immaturity. Immaturity is the incapacity to use one's intelligence without the guidance of another. Such immaturity is self-caused if it is not caused by lack of intelligence, but by lack of determination and courage to use one's intelligence without being guided by another. Sapere Aude! Have the courage to use your own intelligence! is therefore the motto of the enlightenment.
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A categorical imperative would be one which represented an action as objectively necessary in itself, without reference to any other purpose.
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The wise man can change his mind; the stubborn one, never.
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I had therefore to remove knowledge, in order to make room for belief.
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All natural philosophers, who wished to proceed mathematically in their work, have hence invariably (although unknown to themselves) made use of metaphysical principles, and must make use of such, it matters not how energetically they may otherwise repudiate any claim of metaphysics on their science.