I don't think advocating a retributive justice system is any better than the issue here, Minimalist - What's your reasoning for him to spend more time? Does the law support your view? I'm not defending these assholes, rather trying to see the problem from an impartial justice point of view - But in your defense, I think a poor person would be sentenced to worse for stealing at the supermarket... There's some American laws I have trouble understanding (i.e. Jail time for incestuous relationships or possessing marijuana)
Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you
