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The most radical art is often the most subtle.

To write is to give oneself over to the world, to let the world in, and to let it change you.

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.

白天從妻子兒女的反應來省察自己的行為以看其是否誠信；夜晚由夢境情況來考驗自己的志氣，以知道其是否堅定。

一次又一次地后悔到終身,還不如不做后悔之事而無后顧之憂。

Innovation is not just about creating something new; it's about making a difference in people's lives.