Using the wisdom of a fallen angel. Ghost rider perceives G's strange habit of talking to lesser beings and taking on heralds. Ghost rider convinces G to take him on and in the midst of their chat Ghost rider hits him with the stare.
Atheists on the inside feel the value of human life. Atheists in general have a more sensitive morality and that's why after seeing all the evil in the world, they decide they can't forgive the creator, nay they can't believe in the creator. This belief has problems just as all beliefs do.