The division of labour， so far as it can be introduced， occasions， in every art， a proportionable increase of the productive powers of labour.
劳动分工在尽可能程度上引入，在每一门艺术中都会导致劳动生产力的相应增加。
In the state of nature, profit is the measure of right.
The best literature is that which challenges us, which makes us think, which forces us to confront the uncomfortable truths of our existence.
你活得越充实，就越不害怕死亡。
时间旅行的难题在于，你无法前往自己不存在的地方。