没有规矩，不成方圆 (沒有規矩，不成方圓) méiyǒu guīju, bùchéng fāngyuán

méiyǒu guīju, bùchéng fāngyuán phrase without rules, nothing can be done; one must follow some rules
Domain: Proverb 谚语
Notes: (CC-CEDICT '沒有規矩，不成方圓')