When a friend and I rode into one of the slums in Nairobi, Kenya, our hearts were deeply humbled by the poverty we witnessed. In that same setting, however, different emotions—like fresh waters—were stirred in us as we witnessed young children running and shouting, “Mchungaji, Mchungaji!” (Swahili for “pastor”). Such was their joy-filled response upon seeing their spiritual leader in the vehicle with us...