当一扇门关闭时，你要知道，另一扇门正在打开。
When one door is closed, don't you know, another is open.
搭便车的时候，你得看上去像一个你自己也愿意接上车的人。
世界可能很刻薄，但人们不必如此。
The camera makes everyone a tourist in other people’s reality, and eventually in one’s own.
The power of mathematics lies in its generality and abstraction.
