By receiving Communion we profess that Christ’s saving of us is our sustenance. We could not live or survive without it. If we believe in the real presence, what then do we actually think takes place in the Eucharist?
A client can never repay the munificence of a patron. Instead, a grateful client publicizes the patron’s generosity far and wide. This is how the patron’s honor is proclaimed, maintained, and even augmented.
Christ’s presence in his disciples and their presence in him both profit the disciples rather than Christ. If a branch is cut off, another can grow from the life-giving root; but once severed from the root no branch can remain alive.
Paul was anxious to join up with the apostles, who in turn were reluctant to receive the ex-persecutor. Once introduced, however, Paul “went in and out with them,” a phrase that in Luke means intimate companionship.