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.

A book is a version of the world. If you do not like it, ignore it; or offer your own version in return.

最重要的是不断学习和适应。

爱是不求回报的给予。

领导力在于今天做出艰难的决定，这些决定将塑造明天的机遇。