Idiots are perhaps annoying and sometimes mildly dangerous. An idiot with a pitbull is extremely dangerous.
Since we can’t realistically outlaw idiots, we can with relative ease outlaw the obviously dangerous things they can get their hands on like guns and pitbulls.
Idiots would have something dangerous regardless if they’re allowed or not. Normal human wouldn’t even try to get a dog, especially in a city.
Idiots are perhaps annoying and sometimes mildly dangerous. An idiot with a pitbull is extremely dangerous.
Since we can’t realistically outlaw idiots, we can with relative ease outlaw the obviously dangerous things they can get their hands on like guns and pitbulls.