Oddly, it was the color gray I noticed most. Despite the fact that he was using a small, yellow duffel bag as a pillow, it was the color gray that caught my attention. Gray-grimed jeans, gray sweatshirt, gray cap, and gray blanket. I wondered if, perhaps, he had been working at a construction site and been covered in the grayness of concrete dust. We were waiting for an elevator in a Chicago parking garage, having just taken our two 8-year-old granddaughters to their first ballet, when he walked