"I have also been asked by Mr. Filch, the caretaker, to remind you all that no magic should be used between classes in the corridors. Quidditch trials will be held in the second week of the term. Anyone interested in playing for their house teams should contact Madam Hooch. And finally, I must tell you that this year, the third-floor corridor on the right-hand side is out of bounds to everyone who does not wish to die a very painful death."