小人专门期望他人的恩惠，但受恩后就忘；君子则不轻易受人恩惠，若受恩于人，则必定想法图报。

在把所有这一切搞得混淆不清时，人们非但没有使我们明理，反而使我们变得邪恶。

"The hawk was a mirror in which I saw myself reflected."

The elegance of a mathematical proof is in its simplicity and clarity.

I had the most privileged childhood you could ever imagine. I was fortunate enough to be raised in poverty