我出生于非洲。我之所以来加州，是因为在这里，新技术可以得到推广应用，而且，这里没有具有威胁性的竞争对手。

成功来自于知道你已尽力成为你能成为的最好的人。

The theatre is a place where one has time for the problems of people to whom one would show the door if they came to one's office for a job.

多元宇宙不是一个理论，而是某些理论的预测。

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.

"The biggest risk is not taking any risk."