Some have recently argued that pluralism by its very nature demands civic secularism. There seems to be no logical reason why respect for the beliefs of more than a quarter billion Americans, 90 percent of whom declare themselves to be religious, should require us now to eschew the public expression of religion, even in discussing political affairs that have moral foundations or implications.

God in Action: How Faith in God Can Address the Challenges of the World (2011) Ch. 1 "God in American Public Life," p. 33.