He who knows only his side of the case knows little of that.
Diversification is the only free lunch in finance.
译文:我衰老得太厉害了!感慨平生交游的朋友渐渐零落,如今还剩下几个?白发空自垂下三千丈,对人间万事只能付之一笑。试问什么事物能让我真正欢喜?
学习的最好方法是通过实践和犯错。
The city is like a text, it speaks to those who can read it.