《汉书·志·礼乐志》
汉朝建立后，开始治理乱世，使之恢复正常安定，虽然没有一天空闲，但高祖仍命叔孙通制定礼仪，用来端正君臣的地位。
汉兴，拨乱反正，日不暇给，犹命叔孙通制礼仪，以正君臣之位。
After the establishment of the Han Dynasty, it began to govern the chaotic world, so that it would return to normal and stability. Although there was no day off, Emperor Gaozu still ordered Shusun Tong to formulate etiquette to rectify the status of the emperor and his subjects.