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.

我认为最好的关系是你可以完全做自己的关系。

Innovation is not just about technology, but also about management and business models.

The greatest stories are those that transcend time.

你必须足够坚强才能独自站立，足够聪明才能知道何时需要帮助，足够勇敢才能寻求帮助。