“The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.”

We have art in order not to die of the truth.

Become who you are.

He who has a why to live can bear almost any how.

He who fights with monsters should look to it that he himself does not become a monster.

The snake which cannot cast its skin has to die. As well the minds which are prevented from changing their opinions; they cease to be mind.

The advantage of a bad memory is that one enjoys several times the same good things for the first time.

In individuals, insanity is rare; but in groups, parties, nations and epochs, it is the rule.

To live is to suffer, to survive is to find some meaning in the suffering.