It is in the thirties that we want friends. In the forties we know they won't save us any more than love did.

跨国合作对解决全球粮食安全挑战至关重要。

I like the stars. It's the illusion of permanence, I think. I mean, they're always flaring up and caving in and going out. But from here, I can pretend...I can pretend that things last. I can pretend that lives last longer than moments. Gods come, and gods go. Mortals flicker and flash and fade. Worlds don't last; and stars and galaxies are transient, fleeting things that twinkle like fireflies and vanish into cold and dust. But I can pretend.

预测未来的最好方式是发明它。

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