Leadership is about making tough decisions today that will benefit everyone tomorrow.

The most sustainable solutions often come from the simplest ideas.

We change our behavior when the pain of staying the same becomes greater than the pain of changing. Consequences give us the pain that motivates us to change.

一句谎话需要无数更大的谎话来遮掩。

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

最好的领导者是那些倾听多于发言，并以诚信行事的人。