可持续性不是一种选择，而是我们对后代的责任。

The price of freedom is eternal vigilance.

知识是经验的产物。

You don’t have to have it all figured out to move forward. Just take the next step.

I'm interested in the edges of things, where they meet and overlap.

我花得最好的一分钟是投资在人们身上的那一分钟。