The most important part of teaching is to teach what it is to know.
数学的语言是普遍的，超越了文化和语言的障碍。
If you're going to try, go all the way. Otherwise, don't even start.
"In the end, we are all just trying to find a place where we belong."
I don't mind being wrong, I just don't want to stay wrong.
真相很少纯粹，也绝不简单。
Trust is the foundation of every strong relationship, whether in business or life.