Power resides only where men believe it resides. [...] A shadow on the wall, yet shadows can kill. And ofttimes a very small man can cast a very large shadow.
George R.R. Martin, A Clash of Kings (A Song of Ice and Fire, #2)
pingan is his baby name, like how normal people use nicknames to call others, only this courtesy baby name is simply shtty...if an emperor is given the name tang then nobody in the empire is allowed to be called tang or they will lose their head