Nevertheless, you could make a good argument that we've stepped somewhat out of the evolutionary cabal and are now treading into uncharted waters. Which is leading to an interesting conflagration of competing desires. He cited boredom in German teenage males as one of the reasons the Nazis become so powerful. Not all kids who chat on the internet are going to turn out this way. It's the kids that don't have anything else to do, and no ones cares that they're bored and starting to loathe themselves that are at risk of becoming violent.
Violence is born into the human psyche.
I've noticed, having a young child of my own, that violence is something you as a parent have to continually battle. Children don't learn to hit other children, they just do it. It's that they have to learn not to. It's not as though schools are completely devoid of support networks. I didn't kill them.