Immanuel Kant Quotes

What can I know? What ought I to do? What can I hope?

The more we devote ourselves to observing animals and their behaviour, the more we love them, on seeing how gready they care for their young; in such a context, we cannot even contemplate cruelty to a wolf. Leibnitz put the grub he had been observing back on the tree with its leaf, lest he should be guilty of doing any harm to it. It upsets a man to destroy such a creature for no reason, and this tenderness is subsequently transferred to man.

the cultivation of reason leads humanity sooner to misery than happiness

...whose true object is to shed the clearest light on every step which reason takes.

Une politique valable ne peut faire un pas sans rendre hommage à la morale.

All... good and useful properties of character have a price in exchange for others which have just as much use. Talent has a market price, since the sovereign or estate-owner can use a talented person in all sorts of ways. Temperament has a fancy price,22 since one can converse well with such a person; he is a pleasant companion. But, character has an inner value[,] and it is above all price.

A whole from necessary substances is impossible. The whole, therefore, of substances is a whole of contingent things, and the world consists essentially of only contingent things.

There are three juridical attributes that inseparably belong to the citizen by right. These are:

Inexperienced in the course of world affairs and incapable of being prepared for all the chances that happen in it, I ask myself only 'Can you also will that your maxim should become a universal law?' Where you cannot it is to be rejected...

....Happiness is not an ideal of reason but of imagination, resting solely on empirical grounds, and it is vain to expect that these should define an action by which one could attain the totality of a series of consequences which is really endless.

Nobody can claim himself to be practically proficient in a science and yet disdain its theory without revealing himself to be an ignoramus in his area.

الرأي العام:هو الجمهور القارئ المناقش

I had to deny knowledge in order to make room for faith.

Job says what he thinks and feels, and how every person would likely feel in his position. His friends, on the other hand, talk as if they were secretly being watched by the powerful Ruler whose case is open to their verdict, and as if, in making their verdict, they cared more about winning His favor than about the truth. This trickery of maintaining something just to keep up appearances, contrary to their true beliefs, feigning a conviction they did not have, stands in stark contrast to Job’s candor, which is so far removed from flattery that it borders on audacity, but nevertheless casts him in a very favorable light.

[T]his species works intentionally on its own destruction (by war). This, however, does not keep the rational creatures of such a constantly advancing culture, even in the midst of war, from promising to mankind in coming centuries an unequivocal prospect of bliss which will never end.