沒有規矩,何以成方圓 [ㄇㄟˊ ㄧㄡˇ ㄍㄨㄟ ㄐㄩˇ , ㄏㄜˊ ㄧˇ ㄔㄥˊ ㄈㄤ ㄩㄢˊ; mei2 you3 gui1 ju3 , he2 yi3 cheng2 fang1 yuan2] without rules, how can anything be done (idiom); one must follow some rules ◄ ►