Keep secret for the emperor

Hong Mai's Rong Zhai Essay in Song Dynasty is based on the taboo of emperors' names, which has existed since the Zhou Dynasty.

1. "Emperor Rongzhai Sanbi is anonymous": "Only Qin Shihuang took his father Zhuang as Chu and called Chu as; Its name is politics, avoid its suspicion. The first month is January. "

2. "Nalan Ci" Nalan Xingde, formerly known as Chengde, is to avoid the East Palace Prince. Rename it as sex virtue.

From the Zhou Dynasty to the Qing Dynasty. It should be clear.