[Paul VI, MF 39.]" 1378. "Worship of the Eucharist. In the liturgy of the Mass we express our faith in the real presence of Christ under the species of bread and wine by, among other ways ...

From the impossibility of denying the Real Presence in the Holy Eucharist, without likewise denying all that Christ has taught and done; for we have stronger proofs for the Holy Eucharist than for ...