"Will rolled up his sleeves. "We'll probably have to knock down the door--""Or,"said Jem, reaching out and giving the knob a twist, "not."The door swung open onto a rectangle of darkness. "Now, that's simply laziness,"said Will."
"If no one in the entire world cared about you, did you really exist at all?"
"Pulvis et umbra sumus. It's a line from Horace. 'We are dust and shadows'. Appropriate, don't you think?"Will said. "It's not a long life, killing demons; one tends to die young, and then they burn your body - dust to dust, in the literal sense. And then we vanish into the shadows of history, nary a mark on the page of a mundane book to remind the world that once we existed at all."
"It's all right to love someone who doesn't love you back, as long as they're worth you loving them. As long as they deserve it."
"So you're a Shadowhunter,' Nate said. 'De Quincey told me that you lot were monsters.''Was that before or after he tried to eat you?' Will inquired."
"One must always be careful of books,"said Tessa, "and what is inside them, for words have the power to change us."