"Do not worry about your difficulties in Mathematics.
I can assure you mine are still greater."

"I advise my students to listen carefully the moment they decide to take no more mathematics courses. They might be able to hear the sound of closing doors."

"What's one and one and one and one and one and one and one and one and one and one?" "I don't know," said Alice. "I lost count." "She can't do addition," said the Red Queen."

Instead of having "answers" on a math test, they should just call them "impressions," and if you got a different "impression," so what, can't we all be brothers??

"The human mind has never invented a labor-saving machine equal to algebra."

"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.