有时最深刻的发现来自于提出最简单的问题。
But man is not made for defeat. A man can be destroyed but not defeated.
The most beautiful things in life are not things, but moments.
凡是圣人制造的这些东西，无一不是有益于实用才去做的，所以使用财物不浪费，民众能够不劳苦，他兴起的利益太多了。