The Latest Injury by Sharon Olds When my son comes home from the weekend trip where he stood up into a piece of steel in the ceiling of a car and cut open his head and had the wound shaved and sprayed and stitches taken, he comes up to me grinning with pride and fear and slowly bows his head, as if to the god of trauma, and there it is, his scalp blue-grey as the skin of a corpse, the surface cold and gelatinous, the long split straight as if deliberate, the sutures on either side like terrible marks of human will. I say Amazing, I press his head to my stomach gently, the naked skin on top quivering like the skin on boiled milk and bluish as the epidermis of a monkey drawn out of his mother dead, the faint growth of fine hair like a promise. I rock his brain in my arms as I once rocked his whole body, delivered, and the wound area glows grey and translucent as a fledgling's head when it teeters on the edge of the nest, the cut a midline down the skull, the flesh jelly, the stitches...