The surest way of concealing from others the boundaries of one s own knowledge is not to overstep them.

There are some centuries which - apart from everything else - in the art and other disciplines presume to remake everything because they know how to make nothing.

The greater part of the people we assign to educate our sons we know for certain are not educated. Yet we do not doubt that they can give what they have not received, a thing which cannot be otherwise acquired.

Children find everything in nothing; men find nothing in everything.

Boredom is the most sublime of all human emotions because it expresses the fact that the human spirit, in a certain sense, is greater than the entire universe. Boredom is an expression of a profound despair at not finding anything that can satisfy the soul's boundless needs.

There's no greater sign of being a poor philosopher and wise man than wanting all of life to be wise and philosophical.

Men are ready to suffer anything from others or from heaven itself, provided that, when it comes to words, they are untouched.