The goal is not perfection but progress.
目标不是完美，而是进步。
自由不过是变得更好的机会。
Writing is a way to make sense of the world. It’s a way to understand the chaos.
To be misunderstood is the fate of all great spirits.
"The world is a book, and those who do not travel read only one page."
数学的本质不是把简单的事情复杂化，而是把复杂的事情简单化。