We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.

Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.

互联网的未来不在于技术，而在于人们如何使用它。

The individual investor should act consistently as an investor and not as a speculator.

不管你是爱我还是恨我，我依然会在这里。