Nature has neither core nor skin: she’s both at once outside and in.

Action has magic, grace and power in it.

A man would create another man if one did not already exist, but a woman might live an eternity without even thinking of reproducing her own sex.

Music, in the best sense, does not require novelty; nay, the older it is, and the more we are accustomed to it, the greater its effect.

By seeking and blundering we learn.

Mathematics has the completely false reputation of yielding infallible conclusions. Its infallibility is nothing but identity. Two times two is not four, but it is just two times two, and that is what we call four for short. But four is nothing new at all. And thus it goes on and on in its conclusions, except that in the higher formulas the identity fades out of sight.

There is no remedy but love for the great superiority of others