A. God is defined as being all-knowing
B. From A, God knows exactly what would convince you, beyond a reasonable doubt, of his existence.
C. Punishment for failing to believe in him is eternal torture.
D. God is defined as being all-loving.
E. From C and D, if God exists, there should be nobody that doesn't believe in his existence.
F. People exist that don't believe in his existence.
G. From E and F, God does not exist.