“What's the point in wasting a perfectly good brick wall when you have someone to throw against it, that's what I always say.”

“Anyway, he's [Simon] obviously not here. Go back to what you were doing. What's the point in wasting a perfectly good brick wall when you have someone to throw against it, that's what I always say." And she [Isabelle] stalked off, back toward the bar. - City of Fallen Angels pg 188 hardcover”

“Look on the bright side," said Simon. "If they need a human sacrifice, you can always offer me. I'm not sure the rest of you qualify anyway."Jace brightened. "It's always nice when someone volunteers to be the first up against the wall.”

“You have always been what you are. That's not new. What you'll get use to, is knowing it.”

“Good. Because I don't need protecting.""I knew you'd say that.But the thing is, sometimes you do. And sometimes I do. We're meant to protect each other, but not from everything. Not from the truth. That's what it means to love someone but let them be themselves.”

“I don't see why its taking so long," Maryse was saying to Magnus "is that normal?""What's not normal is the discount I'm giving you."Magnus tapped the heel of his boot against the wall. "Normally I charge twice this much”

“I thought you needed me," Jem said. "There is a wall you have built about yourself, Will, and I have never asked you why. But no one should shoulder every burden alone. I thought you would let me inside if I became your parabatai, and then you would have at least someone to lean upon. I did wonder what my death would mean for you. I used to fear it, for your sake. I feared you would be left alone inside that wall. But now ... something has changed. I do not know why. But I know that it is true.""That what is true?" Will's fingers were still digging into Jem's wrist."That the wall is coming down.”