Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.

领导力意味着为了更美好的明天而在今天做出艰难的决定。

你唯一的限制就是自己设定的限制。

今天我们种下的每一棵树，都是留给素未谋面的后代的遗产。

I’m not a guy that’s going to let my love for the greatness down.

你可以用图画表达许多不需要用语言表达的东西。

If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.