【典源】《晏子春秋》:景公游于纪,得金壶,乃发视之,中有丹书,曰:“食鱼无反,勿乘驽马。”公曰:“善哉!如若言,食鱼无反,则恶其臊也;勿乘驽马,恶其取道不远也。”晏子对曰:“不然。食鱼无反,毋尽民力乎!勿乘驽马,则无置不肖于侧乎!”公曰:“纪有书,何以亡也?”晏子对曰:“有以亡也。婴闻之,君子有道,悬之闾。纪有此言,注之壶,不亡何待乎!” [Code source] “Spring and Autumn Annals”: King public tour in Ji, pot of gold, but as the hair, the Dan book, saying: “fish without any adverse, do not take 驽 horse.” Male said: “ If the words, eating fish no evil, then the evil is also not; also not to go wildly, evil not by way also. ”Yan Zi said: “ Then there is nothing wrong with the sideways! ”Public said: “ Ji Ji books, why death also? ”Yan Zi on the said: “ There are also death also. This remark, the note of the pot, do not die anyway! ”