It has done me good, because of the color of the wheat fields. Go and look again at the roses. You will understand now that yours is unique in all the world。
The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions.
经济学家最重要的技能是清晰地思考权衡取舍。
It is vain to expect virtue from women till they are, in some degree, independent of men.