Among my photos from a recent trip is one of me standing beside a middle-aged Palestinian in the doorway of the Church of the Holy Sepulchre in Jerusalem. I’ll call him the doorkeeper since it is his job every morning to unlock the doors to the holiest Christian church in this city filled with churches and to lock them again at night. This is his life’s work as it has been for members of his family for six centuries. Six centuries! Imagine that! Of course, in times of war and unrest, there must have been interruptions to this routine, but still . . .