Mathematics is like music. Neither needs to be useful. It is enough that each gives delight to those who seek delight from it.

— Christopher Robin Milne

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.
— Richard J. Trudeau

Pure mathematics is, in its way, the poetry of logical ideas.
— Albert Einstein

The only way to learn mathematics is to do mathematics.
— Paul R. Halmos