The most important part of teaching is to teach what it is to know.
Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.
政府，即使在其最佳状态下，也不过是一种必要的恶；在其最坏的状态下，则是一种无法忍受的恶。
义务是由于对法则的敬重而产生的行为必要性。
真正的困难不在于构思新想法，而在于摆脱旧观念。