Mickey Mouse: "Arithmetic is being able to count up to twenty without taking off your shoes."

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

Philippe Schnoebelen: "Algebraic symbols are used when you do not know what you are talking about."

Paul Harvey: "If there is a 50-50 chance that something can go wrong, then 9 times out of ten it will."

"Decimals have a point."

"Natural numbers are better for your health."

"To a mathematician, real life is a special case."

"This is a one line proof, if we start sufficiently far to the left."

"Mathematics is like love, a simple idea, but it can get complicated."

"I heard that parallel lines actually do meet, but they are very discrete."

"A tragedy of mathematics is a beautiful conjecture ruined by an ugly fact."

"These days, even the most pure and abstract mathematics is in danger to be applied."

"The highest moments in the life of a mathematician are the first few moments after one has proved the result, but before one finds the mistake."

If you liked those then check out some of Albert Einstein's math quotes as well as famous math quotes from other mathematicians and philosophers.