“By him we cry, ‘Abba, Father.’ The Spirit himself testifies with our spirit that we are God’s children,” wrote the apostle Paul (Romans 8:15–16). We are “in him” and he is “in us,” the New Testament says in several places. We members take on Christ’s name and identity, and he asks from us the same kind of loyalty and unity that my own body’s cells give to me. That common identity links all members of Christ’s Body with a unifying bond. I sense that bond when I meet strangers in India or Africa or