没有什么比煤矿工人更美国了。
最成功的领导者是那些倾听多于说话，并从周围每个人身上学习的人。
The natural effort of every individual to better his own condition， when suffered to exert itself with freedom and security， is so powerful a principle that it is alone， and without any assistance， not only capable of carrying on the society to wealth and prosperity but of surmounting a hundred impertinent obstructions with which the folly of human laws too often encumbers its operations.
Philosophy is a battle against the bewitchment of our intelligence by means of language.