By the end of the summer session, the bus driver and I were on pretty friendly terms. When we got to my stop he would turn and say, "Alright then, brother. You take care now." And as I stepped off the bus I would turn and say, "Thanks a lot, man. You have a good one." And as he closed the doors he would say, "Will do. You stay out of the sun now, you hear?" And right before the double doors squeaked shut I would say, "Will do." For a large number of nights spread out thickly over a large number of years I've watched my reflection in the glass of the front door as I made my final stalk down the hallway from the kitchen to the stairs. By the end of the hallway my posture would be fixed and, fully upright, I'd stride confidently around the banister and dart up the stairs in my ill-fitting pajama pants hanging off my hips. My reflection was always the same: a slim, cutting figure that betrayed tales of Peter Parker-like flexibility a...