The most effective policies are those that align individual and collective interests.

"La ciudad no es solo un escenario, es un personaje más en mis novelas."

The most effective way to help the planet is to stop eating animals.

自然法的最低内容是任何法律体系所必需的。

The role of the artist is to question, to challenge, and to reflect the complexities of our world.

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.

Going all in isn't gambling—it's full commitment after seeing the direction clearly.

在人类（和动物）的漫长历史中，那些学会最有效合作和即兴发挥的人才能胜出。