医生知道的如此之少，收费却如此之高。

即使鬼神不存在，这也可以用来聚集众人来欢乐，使得邻里亲近。 

在谎言的迷宫中，真相是唯一的出路。

The beauty of a mathematical proof is in its elegance and the way it reveals the underlying truth in a clear and concise manner.

In the end, we will remember not the words of our enemies, but the silence of our friends.

Innovation is the key to progress.

我不是赌徒。我不相信运气。我相信努力和准备。