The key to performance is elegance, not battalions of special cases.

发现可能性的极限的唯一方法，就是超越它们进入不可能。

Mathematics is the language with which God has written the universe.

The beauty of mathematics lies in its ability to describe the universe in a language that is both precise and universal.

If you want something said, ask a man; if you want something done, ask a woman.

In all things — except love — start with the exit strategy. Prepare for the ending. Almost anything is easier to get into than out of.