just kill him with kindness V, it will take awhile but eventually he will turn around hopefully anyway
He can “act” that way all he wants, but you know it’s not true. Noone is better than anyone else.
It sounds like you need to come to terms with the fact that he is who he is. Don’t expect anything better out of him… expect him to be the ass that you say he is… and hopefully, he simply won’t be able to get to you anymore.