The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
数学家研究纯数学不是因为它有用；他研究它是因为他喜欢它，他喜欢它是因为它美丽。
我不是一个喜欢和别人一样的人。
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
投资的本质是把资本配置到最有效率的地方。
The persistence of gender inequality is not just a failure of policy but a failure of imagination.
Like dear St Francis of Assisi I am wedded to Poverty: but in my case the marriage is not a success.
