I got 52 deterrents, and a bomb ain't one.

The legal system provides a negative stimulus to antisocial behavior, but such hierarchies can be dealt with on the street by making the ringleader uncomfortable. Psychopaths are a minority who can be deterred by safety in numbers. Once everyone's tired of being around it, the first sentence will bring the problem from forever to now, where it can be conclusively addressed as lessons are passed along - don't forget fluid forgiveness.