I bet she was pretty ugly as a child, and that’s what made her so angry. She sure wasn’t good looking when they married either.
I think she was probably average looking as a child. She would come across better if she did not scowl and scrunch up her face as a sign-board of her bitterness. But Michelle seems to truly believe her anger is justified, as if admitting there was anything to be happy about while whites still existed would let down her community.