If you really love something, you never try to keep it the way it is forever. You have to let it be free to change.

Mundanes who involve themselves in things they know nothing about are likely to meet unpleasant endings.

It didn’t matter, anyway. There was only one thing she could ask for, in the end, only one real choice. She raised her eyes to the Angel’s. "Jace," she said.

Will had shrugged once, helplessly. He had almost wished Jem would be angry with him. It would have been easier. He'd never felt so small within himself as he did when he faced Jem's expansive kindness.

I saw Jonathan after he faced the fear demon, you know. It showed itself to him as you. That told me all I needed to know. The greatest fear in Jonathan’s life is the love he feels for his sister.

When somebody tells you there's something wrong with your book they're almost always right, when they tell you how to fix it they're almost always wrong.

Isabelle looked at him thoughtfully. "Did you seriously jump thirty feet out of a Malachi Configuration? Did he, Alec?" "He did," Alec confirmed. "I've never seen anything like it." "I've never seen anything like this." Jace lifted a ten-inch dagger from the floor. One of Isabelle's pink brassiers was spread on the wickedly sharp tip. Isabelle snached it off, scowling.