美国是唯一一个直接从野蛮进入颓废、中间没有经过文明阶段的社会。

Leadership is about empowering others to achieve what they thought was impossible.

"Education never ends, Watson. It is a series of lessons, with the greatest for the last."

Own only what you can always carry with you: know languages, know countries, know people. Let your memory be your travel bag.

那些愿意为了安全而放弃自由的人，既得不到安全，也得不到自由。