Repetition is key to learning! (The sex policing, I might add, starts waaaaay before this. FS is several years dead by this point and not even around to cheat on MT any more, thus adding fuel to the fire that is her hatred of extramarital sex.)

ETA to your ETA: <3 Notice how I didn't require a bribe to do 50 pages for you! 500, you have to really want it. ;)