In my generation, there was a single girl given the strength and skill to fight the spread of darkness...but in your generation, there are nearly two thousand with the powers of the slayer, and not all of them have chosen to use their newfound abilit...
They hurt you. You hurt 'em back. Or maybe it is the other way around. Whatever. Someday you might find a way to forgive each other. But it won't be like it used to 'cause that pain never really goes away.