The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.

"The universe is a puzzle, and each discovery is a piece that brings us closer to the complete picture."

快乐的最好方法是宽恕。

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

Great leaders don't tell you what to do, they show you how it's done.