我是一个普通人，只是碰巧网球打得很好。

Friends are better than money. Almost anything money can do， friends can do better. In so many ways a friend with a boat is better than owning a boat.

理论物理对于实验物理学家，就像和声理论对于作曲家一样。

我认为成功的关键是对你所做的事情充满热情。