The formula of true atheism is thus: divine knowing and existence are incompatible, God exists only insofar as He does not know […] His own inexistence. The moment God knows, He collapses into the abyss of inexistence.
– Slavoj Zizek, Absolute Recoil

One might want to say that of Zizek himself, that throughout the Chapter Five on Being, Not-Knowing, Absolute Knowing, where he starts asking us:

What if only a God who does not see and know all, who cannot read my mind and needs my confession, a God who has to rely on a big Other outside Himself— what if only such a God can be said to exist? What if total knowledge entails inexistence and existence as such implies a certain non-knowledge? Such a paradoxical relation between being and knowing introduces a third term into the standard opposition between ordinary materialism, for which things exist independently of our…