计算机科学中的挑战不仅仅是解决问题，而是理解为什么它们首先是问题。
The challenge in computer science is not just to solve problems, but to understand why they are problems in the first place.
我们对宇宙了解得越多，就越意识到我们不知道的还有很多。
Combinatorics is the art of counting without counting.
I don’t let opinions define me, I let them refine me.
我认为最重要的事情就是对自己和他人友善。