It's not whether you're right or wrong that's important, but how much money you make when you're right and how much you lose when you're wrong.

后世的君主却不是这样，认为天下的利害大权都出于自己。

最好的数学是你第一眼看不明白的数学。

唯一能阻止我的人就是我自己。

没有必要把生活看得太严肃。你永远无法活着离开它。