我们不是从祖先那里继承了土地；我们是从子孙那里借来的。

So, I'm going to end it there. But what I really want to stress is: by all means, success, yes. But let's accept the strangeness of some of our ideas. Let's probe away at our notions of success. Let's make sure our ideas of success are truly our own.

True progress measures both economic growth and ecosystem health.

释义：财富和地位并没有固定的来源，都是通过勤奋努力得来的。

数学不是一项观赏性运动。

官僚主义的目的是为了弥补无能和缺乏纪律。