(1) Do you agree with the utterly trivial proposition X?
(2) Atheist: of course.
(3) How about the slightly modified proposition X'?
(4) Atheist: Um, no, not really.
(5) Good. Since we agree, how about Y? Is that true?
(6) Atheist: No! And I didn't agree with X'!
(7) With the truths of these...