Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
"The price of power is always high, but the price of powerlessness is higher."
变化的速度要求我们忘记的和学习的一样多。
I love the idea of a thing to describe a thing.
2017年:贝索斯致股东信《让高标准渗透公司文化》