Professor Snape was forcing them to research antidotes. They took this one seriously, as he had hinted that he might be poisoning one of them before Christmas to see if their antidote worked.
J. K. RowlingDepression isn't just being a bit sad. It's feeling nothing. It's not wanting to be alive anymore.
J. K. RowlingWhy are you worrying about YOU-KNOW-WHO, when you should be worrying about YOU-NO-POO? The constipation sensation that's gripping the nation!
J. K. Rowling