Hearing voices no one else can hear isn't a good sign, even... - J.K. Rowling, Harry Potter and the Chamber of Secrets

"Hearing voices no one else can hear isn't a good sign, even in the wizarding world."

"It is our choices, Harry, that show what we truly are, far more than our abilities."

"Well, you're expelling us aren't you?"said Ron."Not today, Mr. Weasley."Snape looked as though Christmas had been canceled."

"The poor things keep calling in those – those pumbles, I think they're called – you know, the ones who mend pipes and things – ""Plumbers?""– exactly, yes, but of course they're flummoxed."

"Honestly, if you were any slower, you’d be going backward."