Politicians have ZERO right to go after a constituent who calls them an idiot. If he can’t take the heat of insults, he has no business in that seat.
“against the background of a profound national commitment to the principle that debate on public issues should be uninhibited, robust, and wide-open, and that it may well include vehement, caustic, and sometimes unpleasantly sharp attacks on government and public officials.”
US Supreme Court
New York Times vs Sullivan
He didn’t “go after” anyone. Smarten up.