Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

These walls are really interesting. At first you hate it, then you get used to it. After a considerable period of time, you will depend on it.

我们不是从祖先那里继承海洋，而是向子孙借用它。

智者的观点是一样的，愚人的观点千差万别。