In mathematics, you don't understand things. You just get used to them.
在数学中,你并不理解事物。你只是习惯了它们。
活着是世界上最稀有的事情。大多数人只是存在,仅此而已。
War is an ugly thing, but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war, is much worse.
All things are possible until they are proved impossible and even the impossible may only be so, as of now.
The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
宇宙是一个充满惊喜的地方,我们才刚刚开始理解它的奥秘。