I'm not a person who likes to look back. I'm always looking forward.

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

"To write is to remember, but to remember is also to forget."

今天我们种下的每一棵树都是留给后代的遗产。

Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.