Two prisoners whose cells adjoin communicate with each other by knocking on the wall. The wall is the thing which separates them but is also their means of communication. It is the same with us and God. Every separation is a link.
There are two atheisms of which one is a purification of the notion of God.
To die for God is not a proof of faith in God. To die for an unknown and repulsive convict who is a victim of injustice, that is a proof of faith in God.
We have to believe in a God who is like the true God in everything except that he does not exist, since we have not reached the point where God exists.