I still think the best approach is to dismantle the guy's smugness.
Little bro, just tell him something along the lines of "I once thought you had a great mind. But now I see only a parrot, an idiot, a buffoon, pigeon pretending to play chess. Good luck with your life, I don't want any part of that brain tumor."
Little bro, just tell him something along the lines of "I once thought you had a great mind. But now I see only a parrot, an idiot, a buffoon, pigeon pretending to play chess. Good luck with your life, I don't want any part of that brain tumor."