A good mathematician is always ready to generalize.

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

没有比在法律的庇护下、以正义之名实施的暴政更大的暴政。

What we learn from history is that people don't learn from history.

“拙”可以使人少过错，“缓”可使人免后悔，“退”可远离灾祸，“苟”可使人养福，“静”可使人长寿。

宇宙是一个全息图，我们都是这个宏伟宇宙投影的一部分。