You don't. You can only make a choice and work on you. What happens after is unknown.
It sounds like you might be grasping at some things to keep him close, regardless of the cost to you. I was at that point with my W before she moved out. Try to take a breath and slow down.
Don't try to fix anything right now. Do some searching to see what it is that you really need.
M46,W41 D16,D18 M22,T25 BD 11/12 W moved out 01/13 Piecing 10/13 Divorced 01/15 "Whether you worry or not has no affect on the outcome. But, moving forward, letting go, and making changes can." UrWorthy