We must balance the need for energy with the need to protect the environment.

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。

数学的统一性不是强加的，而是被发现的。

有时候你最害怕做的事情恰恰是能让你获得自由的事情。

The future belongs to those who understand that doing more with less is compassionate, prosperous, and enduring.

I think it matters whether someone has a good heart.