Drink deeply of the rich meaning in these terse phrases. They are living water from the river of our spiritual inheiritance. Every sacramental rite has outward signs. In baptism we have water and oil and flesh. Living candidates are presented.
Water is sanctified by prayer and ceremonial action.
Oil blessed by the Bishop is used to mark the candidates as Christ own forever. Christ was God incarnate. The spirit of the living God come to dwell with us. We too are flesh. We too have something of God within us by nature of our creation.