生命中最美的事物是免费的。
英国的未来是光明的,但我们必须共同努力才能实现它。
We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.
我相信我们在美国迷失了,但我相信我们会被找到。
The greatest trick the devil ever pulled was convincing the world he didn’t exist.