We have a great deal of many other things... For all I know, vampires do exist, and it's not common knowledge. Fairly certain they'd get hunted down by the Holy Order, anyways.

[And, if the rest of what he describes is any indication, pretty much every other corner of the "Civilized World" and otherwise. Humans don't generally like having a predator/potential threat to their social hierarchy in their midst. It's generally one of the reasons why they don't care much for the Aeterna, like her mother's side.]

Does self-control come easier for you because you were born that way and it was all you knew, as opposed to that "need to feed" hitting at once...?