People are always talking about originality, but what do they mean? As soon as we are born, the world begins to work upon us, and this goes on to the end.

My poor head is in such a whirl, my mind is all in bits.

If you don't know foreign languages, you don't know anything about your own.

Higher aims are in themselves more valuable, even if unfulfilled, than lower ones quite attained.

Thinking is more interesting than knowing, but less interesting than looking.

What matters in art is not thinking but making.

He alone deserves liberty and life who daily must win them anew.