"are you happy where you are?" "Are you 100% sure this is what you want?" "Is there absolutely nothing that will change your mind?"
If you put pressure on them, they go in the other direction. Someone on another thread compared them to feral cats. They need to figure things out on their own if they are going to be coming back. Work on yourself and change the things you should change for you.
Me: 50; Wife: 48 Gay; civil union in NJ no kids M: 15 years, together 17 Bomb (OW) 2/09 (EA 3mos/PA 3mos) ILYBINILWY W out of house, w/OW, in separation talks, nothing filed