"The Jesuitisms of clergymen and devout ladies no longer have any hold on me now. You see, for me that God of the clergy is as dead as a doornail. But does that make me an atheist? Clergymen consider me one – so be it - but you see, I love, and how could I feel love if I were not alive myself, or if others were not alive; and if we are alive there is something wondrous about it. Now call that God or human nature or whatever you like, but there is a certain something I cannot define systematically, although it is very much alive and real, and you see, for me that something is God or as good as God…"
Source: From a letter by Vincent van Gogh to his brother Theo, December 21, 1881
Quote found at the Bruderhof Communities