Reductio ad absurdum seems to be the statists' argument of choice.
While all but the most radical libertarians will concede that some level of regulation is required, nearly every collectivist I talk to implies that permitting any level of individual human agency would turn the world into a Mad Max hellscape.
Oh yeah, the war on drugs and minority encarceration that has resulted is totally the sort of successful government approach we want to emulate and apply to other sectors. (sarcasm)