I think we do what we do until we know better. Telling someone not to hang out with so and so may work for a few days but unless the internal chage has occured its pointless. I know through therapy and learning or at least beginning too learn what a healthy person looks like there are people I no longer "mix" with, I'm not rude to them but i
I am happy to keep it at a "hi glad your ok", its like going back to infant sch where the chairs look inviting until you go to sit down and realise how much you've grown and they haven't.