Remember you?” I croaked. “I came back for you

We're soul mates," he says. "We are forever. Our kind of love cannot be destroyed.

People think a soul mate is your perfect fit, and that's what everyone wants. But a true soul mate is a mirror, the person who shows you everything that's holding you back, the person who brings you to your own attention so you can change your life. A true soul mate is probably the most important person that you will ever meet, because they tear down your walls and smack you awake. But to live with a soul mate forever? Nah. Too painful. Soul mates, they come into your life to reveal another layer of yourself to you, and then they leave. And thank God for it.

She is a writer, what the fuck do you expect from her other than passion, truth and goddam soul?

Soul-mated pairs are becoming an endangered species.

What if you could meet your soul mate?" the ghost asked. "You 'd want to avoid that?"
"Hell, yes. The idea that there's one soul out there, waiting to merge with mine like some data-sharing program, depresses the hell out of me."
"It's not like that. It's not about losing yourself."
"Then what is it?" Alex was only half listening, still occupied with the viselike tightness of his chest.
"It's like your whole life you 've been falling toward the earth, until the moment someone catches you. And you realise that somehow you 've caught her at the same time. And together, instead of falling, you might be able to fly.