曲意逢迎取得上司喜悦，男子汉不屑于小妾邀宠的勾当；人的本源本性尚未谙通，大丈夫仍保持纯真朴拙的心田。

“唯一真正有价值的是时间。”

The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.

I've learned that you can't control what other people say about you, but you can control how you react to it.

The art of education must be to bring the child to the point where he can educate himself.

上帝即自然。