The only way to do great work is to love what you do.
I want to liberate America from fear. I want people to feel free to express themselves.
The essence of mathematics lies in its freedom.
You’ve got to have models in your head. And you’ve got to array your experience—both vicarious and direct—on this latticework of models. You may have noticed students who just try to remember and pound back what is remembered. Well, they fail in school and in life. You’ve got to hang experience on a latticework of models in your mind.
"If you don't change, you become extinct."
成功不是终点，失败也不是致命的：重要的是继续前进的勇气。
数学和计算机科学的交叉点是一些最激动人心的发现产生的地方。