" It’s when you have a friend,’ Amanda said, ‘who is really nice, like, most of the time, but then they’ll suddenly say something mean or rude, like a little jab, a little sting, and then they just carry on as if nothing has happened and you’re left there thinking, Did something just happen or am I imagining it? Didn’t you ever see Bridget Jones? "

― Catherine Ryan Howard , The Liar's Girl