Teaching is my greatest work of art.
Technology itself has no value, its value lies in what problems it solves.
I don't want to be compared to anyone. I want to make my own history.
记忆是一条咬自己尾巴的狗。
如果我必须生活在一个需要解释我的幽默感的世界里，我就没法在这个星球上活下去。
我们为子孙后代留下的遗产取决于我们今天的选择。
数学中最重要的是理解概念，而不仅仅是记忆公式。
The best way to predict the future is to invent it.