Paul Erdos

“A mathematician is a device for turning coffee into theorems.”

“God may not play dice with the universe, but something strange is going on with the prime numbers.”

“Television is something the Russians invented to destroy American education.”

“Property is a nuisance.”

“There are three signs of senility. The first sign is that a man forgets his theorems. The second sign is that he forgets to zip up. The third sign is that he forgets to zip down.”

“Finally I'm becoming stupider no more.”

“My brain is open.”

“I hope we'll be able to solve these problems before we leave.”