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.
Television is something the Russians invented to destroy American education.
Property is a nuisance.
I hope we'll be able to solve these problems before we leave.
Finally I'm becoming stupider no more.
God may not play dice with the universe, but something strange is going on with the prime numbers.
My brain is open.
Mathematics is not yet ready for such problems.
A Mathematician is a machine for turning coffee into theorems.
A mathematician is a device for turning coffee into theorems.