The best way to document a program is to document it.

"It has always seemed strange to me... the things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success."

Language is the only homeland we truly possess.

行为金融学告诉我们，投资者并不总是理性的，市场也不总是有效的。

This quote reflects his view on embracing uncertainty in life's choices.