Just as art brings you to another place, so does religion - and to ask questions of factuality tends to reduce both. If you say you were inspired by a novel, that implies that your book is a work of fiction.
It is long been a principal of ours that one is no more armed because he has possession of a firearm than he is a musician because he owns a piano. There is no point in having a gun if you are not capable of using it skillfully.