数学不知道种族或地理界限；对于数学来说，文化世界是一个国家。

The only thing standing between you and your goal is the story you keep telling yourself as to why you can’t achieve it.

我在追求完美。

In the world of physics, we often find that the simplest questions are the hardest to answer.

天文学的美在于它能够将我们与浩瀚的宇宙连接起来。