出自先秦《荀子·大略》。嘴巴说好话，行动做坏事，这是国家的妖孽。这是对那些口是心非、伪善无耻之徒的斥责之语。
I'm drawn to materials that have a history.
The idea of a margin of safety, a Graham precept, will never be obsolete. The idea of making the market your servant will never be obsolete. The idea of being objective and dispassionate will never be obsolete.
No rain， no rainbow.
