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.

成功是最好的复仇。

Owning stocks is like having children – don't get involved with more than you can handle.

我认为对自己有幽默感，不要把自己看得太重是很重要的。

二叠纪盆地将在未来几十年内保持美国石油生产的皇冠地位。