Twilight Sparkle, by the request of Princess Celestia, was encouraged to attend these sessions. That led to the unfortunate side-effect of her friend having a million questions to ask after each session. Twilight said she'd already had a few ideas for improvements in Equestrian society. Erin could only warn her to be cautious with the changes she introduced, as many of them could have far-reaching and unforeseen side-effects.