“You can't forget the things you did in the past, or you'll never learn from them.”

“One thing you'll learn as you get older, Simon, is that when people tell you something unpleasant about themselves, it's usually true.”

“Why do you do these things to yourself? Not just what you did to the window, but the way you talked to Clary. What are you punishing yourself for? You can't help how you feel.”

“If you insist on disavowing that which is ugly about what you do," said Magnus, still looking at Alec, "you will never learn from your mistakes.”

“Fate is never fair. You are caught in a current much stronger than you are; struggle against it and you'll drown not just yourself but those who try to save you. Swim with it. and you'll survive”

“If there was one thing she was learning from all this, it was how easy it was to lose everything you had always thought you'd have forever.”

“You were never really drunk.""On the contrary - in order to learn how to pretend to be inebriated, one must become inebriated at least once, as a reference point. Six-Fingered Nigel had been at the mulled cider-""You can't mean there's truly a Six-Fingered Nigel?”