"The woman's head quickly withdraws, the door to the trailer closes again, but she leaves behind her an unmistakable sense of watchful remonstrance, as if an angel had briefly touched the surface of the world with one sandaled foot, asked if there was any trouble and, being told all was well, had resumed her place in the ether with skeptical gravity, having reminded the children of earth that they are just barely trusted to manage their own business, and that further carelessness will not go unremarked."