The ancient world had a way of seeing the obvious: blood carries the stuff of life. When an animal loses its blood the life goes out of it. It made sense to reverence blood as the carrier and, therefore, a primal symbol of life.
John Kavanaugh, SJ
Communion … re-enacts our redemption. Each time we celebrate this sacrament we embody the covenant of Christ, wherein God sees in us anew the flesh of Jesus.
John J. Pilch
Anthropologists identify meals in antiquity as ceremonies rather than rituals. A ritual effects a change in status, but a ceremony is a regular and predictable occurrence which confirms and legitimates people's roles and status in a community.