How can we live in such a way that we die only once? How can we organize a society that gives us a better chance to be fully alive? How can we reinvent religion so that it liberates us instead of consoling us? These questions stand at the center of Roberto Mangabeira Unger’s The Religion of the Future: an argument for both spiritual and political revolution. It proposes the content of a religion that can survive without faith in a transcendent God or in life after death. According to this...