政府下的人的自由是拥有一个普遍适用的常规生活准则,而不受另一个人的多变、不确定和武断意愿的支配。
The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!
Rich bachelors should be heavily taxed. It is not fair that some men should be happier than others.
不担忧自己一家的贫寒,而担忧天下百姓的饥饿