Suicide was a mortal luxury not afforded to angels.

Do I love him? Yes. But when the final battle comes, I'll have to kill him. That's just our reality. We both know exactly where we stand."- Francesca

Daniel took Luce’s hands in his. He closed his eyes, inhaled, and let his massive white wings unfurl. Fully extended , they would have filled the entire kitchen , but Daniel reined them in, close to his body. They shimmered and glowed and looked altogether too beautiful. Luce reached out and touched them with both hands. Warm and satin smooth on the outside, but inside, full of power. She could feel it coursing through Daniel, into her. She felt so close to him, understood him completely—As If they had become one.

As far as possible, Arianne realized, each soul had to be content alone before plunging into love, because one never knew when the other would move out of that love. It was the greatest paradox: Souls need each other, but they also need to not need each other.

In this lifetime you're nothing more than you appear to be: a stupid, selfish, ignorant, spoiled little girl who thinks the world lives or dies on whether she gets to go out with some good-looking boy at school. [...] I'd still relish this moment, killing you.

Trust is a careless pursuit at best. At worst, it's a good way to get yourself killed.

Grief can choke you. It’s dangerous, something else you have to beat.