Thinking has to be learned in the way dancing has to be learned.

Iron necessity is a thing which in the course of history men come to see as neither iron nor necessary.

Whenever the strength of a belief strongly steps into the foreground, we must infer a certain weakness of demonstrability and the improbability of that belief.

One may sometimes tell a lie, but the grimace that accompanies it tells the truth.

Those who are bent on revolutionizing society may be divided into those who seek something for themselves thereby and those who seek something for their children and grandchildren.

A man who has depths in his shame meets his destiny and his delicate decisions upon paths which few ever reach . . .

THE SUFFERING OF GENIUS AND ITS VALUE. The artistic genius desires to give pleasure, but if his mind is on a very high plane he does not easily find anyone to share his pleasure; he offers entertainment but nobody accepts it. That gives him, in certain circumstances, a comically touching pathos; for he has no right to force pleasure on men. He pipes, but none will dance: can that be tragic?