入鄉隨俗 [ㄖㄨˋ ㄒㄧㄤ ㄙㄨㄟˊ ㄙㄨˊ; ru4 xiang1 sui2 su2] When you enter a village, follow the local customs (idiom); do as the natives do When in Rome, do as the Romans do ◄ ►