《左传·昭公·昭公三年》
只要发扬礼仪、发布命令，商量补救缺失就足够了，不再用额外的命令加于诸侯。
足以昭礼命事谋阙而已，无加命矣。
As long as they adhered to the etiquette, issued orders, discussed how to make up for the deficiency, it was sufficient, and they did not impose additional orders on feudal princes. 