Immanuel Kant Quotes
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The wise man can change his mind; the stubborn one, never.
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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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What can I know? What ought I to do? What may I hope?
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But a lie is a lie, and in itself intrinsically evil, whether it be told with good or bad intents.
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The evil effect of science upon men is principally this, that by far the greatest number of those who wish to display a knowledge of it accomplish no improvement at all of the understanding, but only a perversity of it, not to mention that it serves most of them as a tool of vanity.
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Every human being should always be treated as an end and never as a mere instrument.
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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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The ultimate destiny of the human race is the greatest moral perfection, provided that it is achieved through human freedom, whereby alone man is capable of the greatest happiness.
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I had therefore to remove knowledge, in order to make room for belief.
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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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Better the whole people perish than that injustice be done.
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God, freedom, and immortality are untenable in the light of pure reason.
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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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All perception is colored by emotion.
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Fallacious and misleading arguments are most easily detected if set out in correct syllogistic form.
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Human reason is by nature architectonic.
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All our knowledge falls with the bounds of experience.
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There will always be some people who think for themselves, even among the self-appointed guardians of the great mass who, after having thrown off the yoke of immaturity themselves, will spread about them the spirit of a reasonable estimate of their own value and of the need for every man to think for himself.
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Es ist so bequem, unmündig zu sein. Habe ich ein Buch, das für mich Verstand hat, einen Seelsorger, der für mich Gewissen hat, einen Arzt, der für mich die Diät beurtheilt u. s. w., so brauche ich mich ja nicht selbst zu bemühen. Ich habe nicht nöthig zu denken, wenn ich nur bezahlen kann.
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Criticism alone can sever the root of materialism, fatalism, atheism, free-thinking, fanaticism, and superstition, which can be injurious universally; as well as of idealism and skepticism, which are dangerous chiefly to the Schools, and hardly allow of being handed on to the public.
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A single line in the Bible has consoled me more than all the books I ever read besides.
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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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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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The science of mathematics presents the most brilliant example of how pure reason may successfully enlarge its domain without the aid of experience.