The Moving Finger writes; and, having writ, Moves on: nor all thy Piety nor Wit Shall lure it back to cancel half a Line, Nor all thy Tears wash out a Word of it.

我妈妈常说，“如果你不喜欢这里，就想象一个你想去的地方。”

我认为冒险和不害怕失败是很重要的。

一个问题如果在计算机上可以快速解决，那么它属于P类问题；如果一个解可以快速验证，那么它属于NP类问题。

Investors should avoid trying to time the market; it's a losing game.

The only person who is educated is the one who has learned how to learn and change.

"The only thing that is truly eternal is the human connection."