Why is this thus? What is the reason for this thusness?

This is a smart move. You try to pick a nominee that Democrats won't be able to criticize as much because they are a woman or minority. This is a classic Clarence Thomas strategy.

I have given two cousins to war and I stand ready to sacrifice my wife's brother.

They are largely cosmetic in nature. They're an attempt to satisfy critics who want broader change.

I have already given two cousins to the war and I stand ready to sacrifice my wife's brother.