"Well, for example, the Queen automatically knowing fairies' names is a problem. I might be in favor of completely eliminating all but the harm-prevention aspects of mastery and making those portions easier to attain - maybe chosen per person like my suggestion for here. I should think about it more, it's not as obvious as 'there should not be torturers', but I'm guessing you don't want to make two trips and that's my first pass, and I'm pretty sure it's better than nothing."