科学中真正的挑战不仅是理解自然，而且是利用自然来改善人类。

There is no such joy in the tavern as upon the road thereto.

"The truth is rarely pure and never simple."

"Understanding the limits of computation is as important as understanding the limits of mathematics."

The most interesting art exists at the boundaries of what we understand.

最好的想法往往来自最接近问题的人。