She stopped in her tracks, and looked at him thoughtfully.  “I guess Past Twilight could still learn a thing or two from Future Twilight.”  Chuckling, she began to levitate books back to the shelf.  Eventually, the two of them managed to reduce the pile to three books, plus her journal and a notebook, which left her ample room for quills, ink, hat, scarf, boots, and the simple dress Rarity had made for her birthday, in case she was invited to any formal events.  With a promise from both Fluttershy and Rarity to keep an eye on the library and on Spike, she set off on the train to Canterlot.