The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed exclude, in a manner, all other arts.

你的时间有限，所以不要浪费时间去过别人的生活。

没有真正的结局。那只是你停止故事的地方。

快乐不是现成的东西。它来自你自己的行动。