如果你还在想着昨天，你就不会有更好的明天。

There is no such thing as a small life—only small perspectives.

Never stop learning. The minute you think you know it all is the minute you stop growing.

领导力不是掌控，而是照顾那些你负责的人。

The historian is a prophet in reverse.

写作是见证真相的一种方式。