In every character, there is a part of me, and in me, there is a part of every character I play.

"Randomized experiments are the gold standard for causal inference, but they are not always feasible."

我爱她是违背常理，是妨碍前程，是失去自治，是希望破灭，是断送幸福，是注定要尝尽一切的沮丧和失望的。可是，一旦爱上了她，我再也不能不爱她。