A dream is a place where a wish and a fear meet. When the wish and the fear are exactly equally balanced, you call the dream a nightmare.
2015年:贝索斯致股东信《全世界对失败最宽容的公司》
The true challenge in computer science is not just to build faster computers, but to develop smarter algorithms.
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。