哲学的任务不是提供答案，而是澄清问题。

Quality is not a buzzword; it is a way of life.

关爱别人因而得福的人有,而憎恶别人残害别人因而得祸的人也有啊！

In computer science, we stand on the shoulders of giants, but we must also be willing to question their assumptions.

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.

If you don't fail at least 90 percent of the time, you're not aiming high enough.