道不同不相為謀 [ㄉㄠˋ ㄅㄨˋ ㄊㄨㄥˊ ㄅㄨˋ ㄒㄧㄤ ㄨㄟˊ ㄇㄡˊ; dao4 bu4 tong2 bu4 xiang1 wei2 mou2] lit. persons who walk different paths cannot make plans together to go separate ways (idiom) ◄ ►