One of my closest lifetime friendships was forged in high school and college. Ken and I then both followed Jesus, both left, only I returned. Now living in Paris, Ken has trekked the world. His innate curiosity and hunger for knowledge has led him to many worship events, in many faiths. During one of our conversations on his yearly trip back to the states, he offered, “Worship is funny. I visit my parents’ evangelical Christian worship, or that of my Muslim friends, and they all look the same.”

 I’ve pondered that a lot, and believe Ken both saw something significant, an outer similarity, but missed on ...