[When asked why are numbers beautiful?]It’s like asking why is Ludwig van Beethoven’s Ninth Symphony beautiful. If you don't see why, someone can't tell you. I know numbers are beautiful. If they aren't beautiful, nothing is.

A mathematician is a device for turning coffee into theorems

I'll tell you once,and I'll tell you again.There's always a primebetween n and 2n.

I'll tell you once, and I'll tell you again. There's always a prime between n and 2n.

Why are numbers beautiful? It’s like asking why is Beethoven’s Ninth Symphony beautiful. If you don’t see why, someone can’t tell you. I know numbers are beautiful. If they aren’t beautiful, nothing is.

It will be another million years, at least, before we understand the primes.