i know how bad the "look" and the "digs" are. believe me, there are several posts about this. i get it. but practice, practice, practice.
I get the impression that you are mostly practicing 'what to say' and doing it without emotion. If so, you might find it more productive to practice changing your emotional state, i.e. moving from hurt to compassion, instead of hurt to anger. That's what that Stosny guy is good at teaching.
If you are feeling loving towards him, that will come through.
