he stared at me with a genuinely puzzled face . mind if i go after youre done ? he asked , pulling a book down from the shelf . the green carpet was just the shade of freshly mowed grass . i ca n't imagine what 's going through his head right now . one of these days i may not be able to get it up enough to keep a woman interested . i could n't see him , but i could hear the worry in his voice . 