在计算机科学中，我们总是在寻找表达能力和可处理性之间的平衡。
"In computer science, we are always trying to find the balance between expressiveness and tractability."
I think the most important thing in life is to love and be loved in return.
When you fail, that's when you get up and try again. There's no reason to just stay down.
The best leaders are the ones who listen more than they speak.
悲观导致软弱，乐观带来力量。
