夜晚觉察到早晨的错误，今日悔恨昨日的过失。

Life is too short to be anything but happy.

人生は、選択の連続だ。

The most exciting breakthroughs of the 21st century will not occur because of technology but because of an expanding concept of what it means to be human.

最伟大的发现往往来自最简单的问题。

最深刻的定理往往源于最简单的观察。