" for Communion—it was the only rite that made Arthur self-conscious about his unbelief. He could not, in good conscience, partake, but not to do so seemed a much too public declaration of his lack of faith. So, as the sermon droned on (it was the precentor this morning) and as the congregants waited their turn at the Communion rail, Arthur read the rest of his manuscript, making occasional marks with the red pen, keenly aware of those two keys staring up at him from his table. "

― Charlie Lovett , The Lost Book of the Grail