"I feel like that should be a selling point when the Hogwarts professors are trying convince kids to take interest in potions," he said with a chuckle.
"Need a catch phrase? I don't think I speak to enough people often enough to use one, let alone have one," his voice was lower, sarcastic at this part. "Maybe yours, though, has something to do with deadly plants? Research nerds? Lab rats?" His smile got bigger with every suggestion and he realized - half-heartedly - that he was actually having fun.