“If you do not change, you can become extinct !”

“I'll just have them change the entry in the demonology textbook from 'almost extinct' to 'not extinct enough for Alec. He prefers his monsters really, really extinct.' Will that make you happy?”

“Just because you said dragon demons were extinct—""I said mostly extinct."Alec jabbed a finger toward him."Mostly extinct," he said, his voice trembling with rage, "is NOTEXTINCT ENOUGH.""I see," said Jace. "I'll just have them change the entry in the demonology textbook from 'almost extinct' to 'not extinct enough for Alec. He prefers his monsters really, really extinct.' Will that make you happy?”

“That becomes the revolution, to be idealistic enough that you think you can change the world, and what you find is you can't change anything but yourself.”

“You do not become good by trying to be good, but by finding the goodness that is already within you, and allowing that goodness to emerge. But it can only emerge if something fundamental changes in your state of consciousness.”

“Theresa, I know there's a part of you that believes you can change someone, but the reality is that you can't. You can change yourself, and Garrett can change himself, but you can't do it for him.”