我们必须接受有限的失望，但永远不要失去无限的希望。

A Christian is a perfectly free lord of all, subject to none. A Christian is a perfectly dutiful servant of all, subject to all.

If you go back a few hundred years, what we take for granted today would seem like magic—being able to talk to people over long distances, to transmit images, flying, accessing vast amounts of data like an oracle. These are all things that would have been considered magic a few hundred years ago.

我，相信一个人不管是怎样的脾气，都免不了有某种短处，这是一种天生的缺陷，即使受教育受得再好，也还是克服不了。

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

我所知道的关于不朽生命的最佳论据是存在一个值得拥有不朽生命的人。