"A good book is the best of friends, the same today and forever."

Every day is a new opportunity.

Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.

We will continue to challenge ourselves.

学习数学的唯一方法就是做数学。

The wild doesn’t care about your excuses. It only cares about your actions.

If you want to go fast, go alone. If you want to go far, go together.

数学中最深刻的见解往往来自最抽象的理论。