处置效应是行为金融学中最稳健的现象之一，投资者倾向于过早卖出赢家，而过久持有输家。

浪费是一种设计缺陷。

数学的进步归功于那些不是被应用的欲望驱动，而是被发现的喜悦驱动的人。

There is no such thing as a small life. Every existence contains the universal.

Retire into yourself and ask yourself this question: Must I write？ If the answer is yes， then you must keep writing.

——在广东和朋友谈自己的主张，1921年

Language is a skin: I rub my language against the other. It is as if I had words instead of fingers, or fingers at the tips of my words.