The Church received from the apostles the tradition of giving baptism even to infants. The apostles, to whom were committed the secrets of the divine sacraments, knew there are in everyone innate strains of [original] sin, which must be washed away through water and the Spirit
OrigenFor we no longer take up "sword against nation," nor do we "learn war any more," having become children of peace, for the sake of Jesus, who is our leader.
OrigenIt can be shown that an incorporeal and reasonable being has life in itself independently of the body... then it is beyond a doubt bodies are only of secondary importance and arise from time to time to meet the varying conditions of reasonable creatures. Those who require bodies are clothed with them, and contrariwise, when fallen souls have lifted themselves up to better things their bodies are once more annihilated. They are ever vanishing and ever reappearing.
Origen