我唯一知道的是我一无所知。

创新是区分领导者和追随者的关键。

Efficiency is doing things right; effectiveness is doing the right things.

最成功的水产养殖是与自然合作，而不是对抗自然。

Nature is written in mathematical language.

The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.

教育是以造就人的品质为其目标。