你唯一应该试图超越的人就是昨天的自己。

All artists are slightly narcissistic.

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.

可持续的森林是既能支持野生动物又能维持生计的森林。

The only way to survive is to take care of each other.

"Language is a tool, and like any tool, it can be used for good or for ill."

要理解人类，必先理解我们的起源。

I’ve always believed that you should never, ever give up and you should always keep fighting even when there’s only a slightest chance.