Commentary ROSS TOWNSHIP, Pa.—Seven years ago, combat veteran Jack Mook was a hard-nosed Pittsburgh detective who stumbled upon two young brothers who showed up intermittently at the boxing gym where he volunteered. The boys were living on the edge of despair: Their birth parents had failed them; their foster parents had failed them; and the system had failed them. The “home” the boys lived in was a rat’s nest, with dog feces, fleas, and no beds. The oldest brother’s hair was falling out in gobs, and his skin was filled with red blotches. The younger brother wept all of the time. In short order, Mook got an emergency order and brought the boys home. Nights out for Mook the bachelor became family nights of pizza and board games. Healthier food became part of their lives, and so did rules, homework, and structure. In the years it took Mook to legally …