The most fundamental form of human stupidity is forgetting what we were trying to do in the first place.

I fear animals regard man as a creature of their own kind which has in a highly dangerous fashion lost its healthy animal reason - as the mad animal, as the laughing animal, as the weeping animal, as the unhappy animal.

To have and to want more that is life.

Every virtue inclines to stupidity, every stupidity to virtue; "stupid to the point of sanctity," they say in Russia, - let us be careful lest out of pure honesty we eventually become saints and bores!

Prejudice of the learned. - The learned judge correctly that people of all ages have believed they know what is good and evil, praise- and blameworthy. But it is a prejudice of the learned that we now know better than any other age.

A light has dawned for me: I need companions, living ones, not dead companions and corpses which I carry with me wherever I wish. But I need living companions who follow me because they want to follow themselves- and who want to go where I want to go.

The spiritual activity of millennia is deposited in language.