书，是文字的总扩展。

That there are things in this world not carved out of gray stone. That there s a small place inside of us they can never lock away, and that place is called hope.

The beauty of computer science is that it allows us to create worlds within worlds, limited only by our imagination.

The biggest room in the world is the room for improvement.

当四周逐渐阴沉暗淡，理性悄然隐没了光线，希望的火烛摇曳欲熄，我在孤独中徘徊茫然。

读报或者看电视新闻时，总是难免碰上一个又一个的为社会问题的解决提供了新的解决方案的人。