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.