So the God you do not believe in is the C of E God?

I'm pretty sure I stole that line from somewhere and then mangled it, but have no idea where... I have this vague half-memory of someone saying it on TV a few years ago, whilst describing their adherence to the moral precepts of the church, an appreciation of the art, architecture and choral music, but a complete inability to actually BELIEVE in the basic tenets of Christianity.