The beginning is the most important part of the work. For in the beginning, the character is being formed, and the impressions we receive are indelible.

The only way to understand life is to live it.

古代著书立说的人，都是有所为而发的。

不去尝试办不到的事情, 不去追求得不到的东西, 不居于不能持久的地位, 不推行不可重复的政策。