智者云：“话说出口之前，请三省自问。第一层自问，“信息是否为真？”，第二层自问：“有必要说么？”第三层自问：“是出于善意的么？”
你越努力，就越幸运。
Banks must properly handle the relationship between development and risk, neither sticking to old ways nor advancing recklessly.
The only paradise is paradise lost.
The truth is you don't know what is going to happen tomorrow. Life is a crazy ride, and nothing is guaranteed.
数学家是将咖啡转化为定理的装置。