The best way to predict your future is to create it.

The more you know, the more you realize you don't know.

故事是一种表达无法用其他方式表达的东西的方式。

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.