Tessa: Are all vampires like that? Cold like that?Charlotte: Many of them have been alive a long time. They don't see things the way we do.

I just don't see why the past has to matter.

He held her close enough to kiss, close enough to whisper the most important secrets in the world, and he spoke to her as he would have wanted some good angel to speak to his family, to his own shivering young soul, long ago and in a land far away.

You dated a vampire? A girl vampire?" (Simon)"It was a hundred and thirty years ago," (Magnus)"I haven't seen her since." (Magnus)"Why didn't you tell me?" (Alec)"Alexander, I've been alive for hundred of years. I've been with men, been with women -- with faeries and warlocks and vampires, and even a djinn or two." (Magnus) He looked sideways at Maryse, who looked mildly horrified."Too much information?" (Magnus)

The warlock's gaze, on the flames, was remote and distant, as if he were looking back into the past. Simon couldn't help but remember what Magnus had said to him once, about living forever: Someday you and I will be the only two left.

You couldn't change the past. You could only go forward

So you decided to help us by killing the guy we were talking to?" Clary demanded "Because you thought he had a shady past? Who- who does that? It doesnt make any sense.

Yeah, well, you clearly also couldn't be bothered to call me and tell me you were shacking up with some dyed-blond wanna-be goth you probably met at Pandemonium. After I spent the past three days wondering if you were dead." "I was not shacking up," Clary said, glad of the darkness as the blood rushed to her face. "And my hair is naturally blond," said Jace. "Just for the record." Simon, Clary, and Jace, pg. 115