It is not doubt,is certitude that drives you mad.

Original minds are not distinguished by being the first to see a new thing, but instead by seeing the old, familiar thing that is over-looked as something new.

'God himself cannot exist without wise men' - Luther said, and was right. But 'God can exist even less without unwise men' - that good old Luther did not say.

What I understand by "philosopher": a terrible explosive in the presence of which everything is in danger.

Inaction, letting be, neither creating nor destroying--that is my evil. And also the knower as one without desire.

A nation usually renews its youth on a political sick-bed, and there finds again the spirit which it had gradually lost in seeking and maintaining power.

The same passions in man and woman nonetheless differ in tempo; hence man and woman do not cease misunderstanding one another.