"Now, I must warn you that the most stringent anti-cheating charms have been applied to your examination papers. Auto-Answer Quills are banned from the examination hall, as are Remembralls, Detachable Cribbing Cuffs and Self-Correcting Ink. Every year, I am afraid to say, seems to harbour at least one student who thinks that he or she can get around the Wizarding Examinations Authority's rules. I can only hope that it is nobody in Gryffindor. Our new-Headmistress-" Professor McGonagall pronounced the word with the same look on her face that reminded Hermione of someone smelling manure "-has asked the Heads of House to tell their students that cheating will be punished most severely-because, of course, your examination results will reflect upon the Headmistress's new regime at the school-'