“Listen,” he said, raising himself up on one elbow. “You don’t just decide one day you’re going to run a marathon, right? You have to do some training first.”“Aren’t you being glib about this?”His hands slid around her, inside her sweater, touching her naked back.Everything in her wanted to melt. Oh, just let it go, she told herself. “Am I the marathon?”He smiled and nodded. “The New York Marathon.”“The Boston is harder," she muttered.“Okay, you’re the Boston, then.”“And what was she? Just a little warm-up?”“She was like a 5K,” he said, so near her ear that she got goose bumps. “Well…maybe a 10K.”