Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied.

"You are constantly told in depression that your judgment is compromised, but a part of depression is that it touches cognition. That you are having a breakdown does not mean that your life isn't a mess."

You have to believe in yourself when no one else does.

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

战略不是计划的结果，而是相反：它是计划的起点。

所有的大人都是孩子，只要你未曾遗忘。