i just want to know if we even stand the remotist of chances.
That's the BILLION dollar question that nobody can answer.
This is why you need to GAL. It is for YOU. Not H. It is to prove to yourself that life is indeed possible without the spouse. When you do that and you are happy, the added side benefit is that the spouse takes notice and starts questioning their motives.
I often quote that this is all one BIG mind-game. For both parties.
