The CROW says be respectful and ask civil questions, and most always get civil answers.
LMOROVAN is a fount of REAL knowledge here. Call him a dunderhead, the village idiot, IGIT HEAD, and such, and get replies in kind.
Be polite in your comments and questions, and get respect and
honest answers and comments from him in return. Happens every time.
It is not brain surgery.
If it is your aim to just ridicule him, then do not expect him to tuck tail and run. It is not in his nature.