..."why did i have that conversation and accept it was over ? ....
I did the exact same thing. Don't worry about that. That was in the past. Stay focused on today and your real goal.
Always ask "will this action bring S closer, or push S farther away" before any actions. Remember, some of the actions may be counter intuitive (You are dealing with Alien S).
"What is best for my kids is best for me" Amor Fati Link to quotes: https://www.divorcebusting.com/forums/ubbthreads.php?ubb=showflat&Number=2879712