每张脸都隐藏着一个故事，每个故事都隐藏着一张脸。

The essence of computation lies in the transformation of information.

I’m not a role model, I’m just a person trying to figure it out.

我相信文学的力量可以改变我们看待世界的方式。

The thrill of discovery never gets old.

The mind is its own place, and in itself can make a heaven of hell, a hell of heaven.

Investing in cleaner coal technologies is investing in our planet's future.

心理过程因其目的而存在。