Mathematics is the art of giving the same name to different things.

Mathematics is the art of giving the same name to different things.

It is through science that we prove, but through intuition that we discover.

If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living.

A very small cause which escapes our notice determines a considerable effect that we cannot fail to see, and then we say that the effect is due to chance.