"I think I live with more frustration even than I often acknowledge to myself," he says. "You've been given an opportunity to learn you have, there's something where you cannot be calm and totally, um, unemotionally triggered about it." He adds that the kids are just doing what kids do; they technically haven't actually done it. But because of the way you view it compared to what you would ideally like to have happened, you're actually creating that stress.