You're looking for a bit of "alone time" when mom knocks on your door. Wow, sound really travels in your house. Mom heard your conversation with your girlfriend the other day. All the things you were trying to get that girl to do. Mom really doesn't want to be dealing with the angry older brothers,furious fathers that may come looking for you if you have your way with any of the girls from school, so she's decided you're better off learning from her. She can teach you,take care of everything you need without you having to deal with inexperienced or gossipy girls. Mom's all you'll ever need.