我们必须设计本质上是恢复性和再生性的系统。

道德的营养不良和精神的中毒对人的心灵的危害，正如身体的营养不良对于身体健康的危害一样。

数学的研究就像空气或重力——它无处不在，即使你看不到它。

I like a film to have a beginning, a middle, and an end, but not necessarily in that order.

科学中的合作架起了已知与可发现之间的桥梁。

The man who writes about himself and his own time is the only man who writes about all people and about all time.

The labor market is constantly evolving, and our models should reflect that.