Demons feed on death and pain madness," Valentine said. "When I kill, it is because I must. You grew up in a falsely beautiful paradise surrounded by fragile glass walls, my daughter. Your mother created the world she wanted to live in and she brought you up in it, but she never told you it was an illusion. And all the time the demons waited with their weapons of blood and terror to smash the glass and pull you free of the lie.
Cassandra ClareThe Sisters vanished entirely then, and Aunt Harriet was standing over Tessa, her face flushed with fever as it had been during the terrible illness that had killed her. She looked at Tessa with great sadness. "I tried," she said. "I tried to love you. But it isn't easy to love a child that isn't human in the least...." "Not human?" said an unfamiliar female voice. "Well, if she isn't human, Enoch, what is she?" The voice sharpened in impatience. "What do you mean, you don't know? Everyone's something. This girl can't be nothing at all.
Cassandra ClareI have something for you," he said. He dug into his pocket and brought out something, which he pressed into her hand. It was a gray stone, slightly uneven, worn to smoothness in spots. "Huh," said Clary, turning it over in her fingers. "You know, when most girls say they want a big rock, they don't mean, you know, literally a big rock.
Cassandra Clare