好馬不吃回頭草 [ㄏㄠˇ ㄇㄚˇ ㄅㄨˋ ㄔ ㄏㄨㄟˊ ㄊㄡˊ ㄘㄠˇ; hao3 ma3 bu4 chi1 hui2 tou2 cao3] lit. a good horse doesn't come back to the same pasture (idiom) fig. one should not go back to one's past experiences (of love, job etc) ◄ ►