Revelations come when you're in the thick of it, pitting yourself up against something larger than yourself.
I always thought of vampires, especially the young-adult ones, as a metaphor for sex - sucking blood, forbidden, taboo. I think they just ooze sex. Vampires are all the big themes in life in one attractive, bloodsucking package.
I never set out to write a certain kind of song, I just play my guitar and see if I catch something.