One’s attitude to oneself is the single most important factor in living a long and reasonably happy life.

I know that I can always improve, no matter how good I get.

最终，我们记住的不是敌人的话语，而是朋友的沉默。

The beauty of physics lies in its ability to explain the complex with the simple.

未来属于那些相信自己梦想之美的人。

The dead speak through us, in our dreams, in our words.

数学的本质在于它的自由。