My only argument when confronted with religious people these days is :-
Your God's a cunt.
(
Brandy_Bumwinkle, Tue 20 Jan 2009, 11:16,
Reply)
This actually might be the easier option.
You could make handy and adorable pamphlets out of the pages of www.thebricktestament.com. This one's my personal favourite.
(, Tue 20 Jan 2009, 13:45, Reply)