In mathematics, you don't understand things. You just get used to them.

Pure mathematics is the world's best game. It is more absorbing than chess, more of a gamble than poker, and lasts longer than Monopoly. It's free. It can be played anywhere - Archimedes did it in a bathtub.

Algebraic symbols are used when you do not know what you are talking about.

A mathematician is a blind man in a dark room looking for a black cat which isn't there.

We have, as yet, had little success in predicting human behavior from mathematical equations!

Mathematics is a game played according to certain simple rules with meaningless marks on paper.

Mathematics consists in proving the most obvious thing in the least obvious way.