写作是让看不见的东西变得可见的一种方式。
To write is to confront the ghosts of the past and the uncertainties of the future.
"To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death."
人的救赎需要三样东西：知道他应该相信什么，知道他应该渴望什么，知道他应该做什么。
随着我们深入量子世界，我们发现拓扑不仅仅是数学上的好奇，而是自然界的一个基本方面。
In mathematics, the journey of discovery is as important as the destination.