You'd better hurry up to the Gard and back. God knows what depravity we might get up to here without your guidance.
Cassandra ClareNo," said Simon. "I know we're not much compared to you, but we don't kill our friends. We try to save them. If Heaven didn't want it that way, we ought to have been given the ability to love." He shoved his hair back, baring the Mark more fully. "No, you don't need to help me. But if you don't, there's nothing stopping me from calling you up again and again, now that I know you can't kill me. Think of it as me leaning on you Heavenly doorbell... forever.
Cassandra ClareLight like thin grey soup seeped through the windows. The door opened and Mrs. Dark came in, followed by her sister, who had no head, only the white bone of her spine protruding from her raggedly severed neck.
Cassandra Clare