隐患险于明火,防范胜于救灾,责任重于泰山,是随处可见的安全警示语。它深刻地说明了防、救、戒之间的关系。由此想起三个成语:善医未病、亡羊补牢、曲突徙薪。春秋时期,魏文王问名医扁鹊:“你家三兄弟都精于医术,到底哪一位最好呢?”扁鹊答:“长兄最好,中兄次之,我最差。”文王再问:“那为什么你最出名呢?”扁鹊答:“长兄治病于未发,故他的名气未传出去;中兄治病于 Hidden danger open flame, prevention is better than disaster relief, the responsibility is heavier than Taishan, is a safety warning everywhere. It profoundly illustrates the relationship between defense, salvation and precepts. This reminds me of three idioms: good medicine is not ill, remedial measures, torture migration. Spring and Autumn Period, Wei Wen Wang asked the famous doctor Bian Que: ”Your three brothers are good at medicine, in the end which one is best? “ Bian Que answer: ”brother is best, second brother, I was the worst . “Wen Wang asked: ” Then why are you most famous? “” Bian Que A: "elder brother cure is not sent, so his fame has not passed out;