Cassandra Clare on Knowledge

"Meanwhile," Simon added, "I wanted to tell you that lately I've been cross-dressing. Also, I'm sleeping with your mom. I thought you should know."

"I'm sorry. It's just-- you know me. I only have two reactions to bad news. Uncontrollable rage and then a sharp left turn into boiling self-hatred."

"Jace hadn't seemed perturbed, but knowing him, Simon had no doubt he could kill several people in a single morning and go out for waffles afterward."

"What?" Simon looked alarmed. "I'm not really sleeping with your mom, you know. I was just trying to get your attention. Not that your mom isn't a very attractive woman, for her age."

"I know how you think you feel about me, you don't though. You just like me because I'm safe. There's no risk. And then you never have to try to have a real relationship because you can use me as an excuse."

"'Who's there?' he called, then frowned. 'Of course,' he added, addressing the darkness all around, 'even I, as a Shadowhunter, have seen enough movies to know that anyone who yells 'Who's there?' is going to be instantly killed.'"

"You said not to do anything that might accidentally contribute to the apocalypse. I know you were joking. But it's less funny when I can't rid myself of the feeling that the apocalypse is coming, somehow. Valentine Morgenstern nearly wiped out the Shadowhunters, and his son is twice as clever and six times as evil."