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I am not wise, but I have learned a great deal simply by staying alive.

The only way to do great work is to love what you do.

The most important skill for an economist is the ability to think clearly about trade-offs.

最大的風險是不冒任何風險。在一個快速變化的世界里，唯一注定失敗的策略就是不冒險。

被稱為"人群"的生物的智商是其人數的平方根。

If you believe that every life has equal value, it's revolting to learn that some lives are seen as worth saving and others are not. We said to ourselves: "This can't be true. But if it is true, it deserves to be the priority of our giving."

I’ve always been attracted to the idea of a voice that is absolutely authoritative and yet absolutely humble.

我認為，激情比腦力更重要。