It's not that the dignified and rarefied old Episcopal Church quit believing in God. It's that the God you increasingly hear spoken of in Episcopal circles is infinitely tolerant and given to sudden changes of mind–not quite the divinity you thought you were reading about in the scriptures. Episcopalians of the twenty-first century, like their counterparts in other churches of the so-called American mainline–such as Methodists and Presbyterians–seem to prefer a God that the culture...