He actually said I am getting my punishment (an unwanted D) for being a bad wife.
Oh brother! That's actually really funny... like D at this point would be punishment??? Oh gosh, sometimes these people are too funny.
I hope you smiled and nicely said,"Well actually, at this point sweetheart, it's starting to seem more like a gift than a punishment."
(You do realize, the anger and blame indicates he's not making a decision based on calm rationality.... and decisions made in anger are usually the ones we regret.... but don't worry about that. It's his problem. Keep detaching).
There is no arriving, ever. It is all a continual becoming.