At the very heart of the Christian faith lies not an ethical system (as important as that is), nor a set of commandments (although there are many of those), nor even a set of doctrines (although they, too, are very important), but a name. Peter tells the Jewish leaders, “There is no other name under heaven given among men by which we must be saved” (Acts 4:12). Following Jesus’s command, new Christians are baptized “in the name of the Father and of the Son and of the Holy Spirit” (Matt.