"Simon: So were you following me? Or is it just an amazing coincidence that you happened to be on the roof of a building I was walking by when I got attacked?Jace: I was following you.Simon: Is this the part where you tell me you're secretly in love with me?"
"But maybe you never really had someone, she thought now. Maybe, no matter how much you loved them, they could slip through your fingers like water, and there was nothing you could do about it."
"No. That's Clary; shes's my best friend."Simon pocketed his phone. "And she has a boyfriend. Like, really, really, really has a boyfriend. The nuclear bomb of boyfriends. Trust me on this one."
"Love is the most powerful force in the world. That love can do anything."
"You're the first Shadowhunter I've ever met."“That’s too bad,” said Jace, “since all the others you meet from now on will be a terrible letdown."
"Hearts are breakable,"Isabelle said. "And I think even when you heal, you're never what you were before"."