Hmm. There are ancient Earth legends about wizards and their familiars. –Familiars? –Demons in animal forms sent by Satan to serve the wizard. –Superstition. –I do not create the legend, Captain. I merely report it.
Dear Mr. Potter, The Ministry has received intelligence that at 6:23 this evening you performed the Patronus Charm in the presence of a Muggle. As a clear violation of of the decree for the reasonable restriction of underage sorcery, you are hereby expelled from Hogwart's School of Witchcraft and Wizardry.