Words Ron had used to tease her more than once, but she had to admit they had the ring of truth.  For a lot of what had happened when they were students she had been able to find some kind of answer in the library.  It was how she had discovered the basilisk.  Although that was from a page torn from a book that had mysteriously materialised in her bag, she suspected it had been placed there while she was in the library, and it was where she had discovered it. 