我认为你能做的最好的事情就是对自己和他人友善。

You can never know anyone as completely as you want. But that’s all right, love is better.

As data grows, so does the complexity of managing it. The challenge is to keep the systems simple and efficient.

解释：天地没有完美的功效，圣人没有完备的能力，万物没有完备的用途。

一个有趣的事实是，岩石越古老，与今天的岩石差异越大。