"Anyone who cannot cope with mathematics is not fully human. At best he is a tolerable subhuman who has learned to wear shoes, bathe, and not make messes in the house."
Robert Heinlein

"As far as the laws of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality."
Albert Einstein

"As long as algebra is taught in school, there will be prayer in school."
Cokie Roberts

"Do not worry about your problems with mathematics, I assure you mine are far greater."
Albert Einstein

"In mathematics you don't understand things. You just get used to them."
John Von Neumann

"No human investigation can be called real science if it cannot be demonstrated mathematically."
Leonardo da Vinci

"Perfect numbers like perfect men are very rare."
René Descartes

"Since the mathematicians have invaded the theory of relativity, I do not understand it myself anymore."
Albert Einstein