Because thought implies judgement, and because we are all paranoid enough to take judgement to be negative, it is constitutionally suspect in the bedroom.

All human knowledge is from experience.

The quarry industry must evolve with technology, or risk being left behind.

顾客并不知道自己想要什么。

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。

错误经不起失败，但是真理却不怕失败。