supernatural reality—has increasingly been seen as missing things that society needs. One of the world’s most prominent philosophers, Jürgen Habermas, was for decades a defender of the Enlightenment view that only secular reason should be used in the public square.9 Habermas has recently startled the philosophical establishment, however, with a changed and more positive attitude toward religious faith. He now believes that secular reason alone cannot account for what he calls “the substance of the