科学上的每一项伟大发现之前都有一些准备工作，往往持续多年。

外交不是只关注问题，更重要的是寻找解决问题的机会和方法。

To talk about painting is not only difficult but perhaps pointless too.

I'm not going to change who I am just because people want me to be something else.

The moment the idea is admitted into society that property is not as sacred as the laws of God, and that there is not a force of law and public justice to protect it, anarchy and tyranny commence.

没有坚强意志品质的人学识智慧也不会通达;不遵守诺言的人行动也不会实现。

我练习得如此之多，以至于我在比赛前不需要思考。就像开车一样——你不会考虑要踩哪个踏板。