There are times when my girl wants to have sex again 10 minutes later and other times when she just dismisses the idea. How should I read those two scenarios?

Sex is like food, sometimes you want a second helping, or a third, and sometimes one is enough. And like food, it depends on how hungry you are, how satisfying the first helping was, and what the occasion is – is it a gourmet feast or just a quick snack? All these factors influence whether she wants more or not. If she’s satisfied with one helping and you want to go for seconds, well, you need to make it enticing enough to arouse her hunger again…!