诗歌可以激发情感，可以观察社会，可以交流思想，可以抒发怨愤。

人工智能的目标应该是增强人类智能，而不是取代它。

You can't change the past, but you can shape the future.

"Experience is simply the name we give our mistakes."

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.

What a man can be, he must be. This need we call self-actualization.

信任是通过行动赢得的，而不是言语。