设定新目标或做新梦想永远不会太老。

夜晚是条跟着你回家的黑狗。

The problem with words is that you never know whose mouths they have been in.

"The truth is a mirror, and the mirror is a shadow."

You can’t put a limit on anything. The more you dream, the farther you get.

Don't let the sun go down on me.

The only way to do great work is to love what you do.

数学直觉常常指导算法的发展，但确保其正确性和效率的是严格的证明。