The key to credible causal inference is not just the method, but how well the method fits the question at hand.
可信因果推断的关键不仅是方法，还有方法与当前问题的契合度。
把握你的20岁是为工作、爱情、幸福，甚至可能是为世界做的最简单但最具变革性的事情之一。
计算机只是一种工具，它的音乐是思想。
The stories are not autobiographical, but they're personal in that way. I seem to know only the things that I've learned. Probably some things through observation, but what I feel I know surely is personal.