机械的完美在于以最小的摩擦和浪费产生预期的效果。
I'm not a role model, I'm a free spirit.
2016年:贝索斯致股东信《每天都要像创业的第一天那样》
A proof is a device for convincing someone else that a mathematical statement is true.
"We are all the heroes of our own stories, and sometimes the villains too."