A kid is raised in an abusive home. He grows up damaged. He probably hurts someone, maybe just himself.
A kid grows up being picked on. He lashes out and picks on other kids.
A kid grows up with feelings of inferiority. He can deal with it constructively or destructively.
A kid grows up with no friends. He is alone, with no one to talk to.
A kid grows up angry and ignored. He gets a gun. He kills innocent people; innocent children in a school classroom.
We’ve heard this story (or a different version of it) enough. And yet….