鄯

善 = 业 + 口 + 羊 : Mnemonic symbol: a good book about etiquette.

Sherlock Holmes (sh) finds a bullfrog (业) and a sheep (羊) fighting viciously over a mandarin (口) in the anthill's bathroom (an4). He finds this behaviour unbearable and starts to read Emily Post to them to teach them some manners (善).

When on the left hand side of any character, it's the pope, but when it's on the right hand side of any character, it's the emperor.