Theism, as Explained by a Mathematician

For some time, it has irked me how to best expose the logic behind (monotheistic) religion. Not resorting to ZOMGitsCriss's crude, but accurate "elves up your butt" comparison, or to Pat Condell's blazing series explaining history, though quite focussed on only one such creed, this one relies on simple mathematics, and it does not require more than elementary school level education on your behalf to understand:

Have a few nice days off, altogether. Hope you enjoy your family and friends.