?When taking part in the Eucharist, it is important to understand the nature and meaning of the Eucharist. The real presence of Christ, the Sacrament of The Holy Communion, and manifestation of the Eucharist are discussed further here. First the real presence of Christ. Catholics believe that Jesus is really present under the appearance of bread and wine, after the Consecration this belief is called the, "real presence." Receiving the Eucharist, they believe that they are taking into themselves the actual body, and blood of Christ. As the gospel of Matthew 26:26-27 tells us: "While they were eating, Jesus took bread, and when he had given thanks, he broke it and gave it to his disciples, saying, 'Take and eat; this is my body' Then he took a cup, and when he had given thanks, he gave it to them, saying, 'Drink from it, all of you.'" Next is the Holy Communion. The Sacrament of Holy Communion is accepting to take the body, and blood of Jesus. This sacrament is the source of great graces that helps us grow in the likeness of Jesus Christ. The catechism says under 1331 Holy Communion, "because by this sacrament we unite ourselves to Christ, who makes us sharers in his Body and Blood to form a single body." Communion is both a sacrifice, and a meal. We believe in the real presence of Jesus, who died for our sins. As we receive Christ's Body and Blood, we also are nourished spiritually, and brought closer to God. When we sacrifice ourselves like Christ sacrificed himself to save our sins we become one with Christ. This is holy sacrifice. The CCC 1330 defines it as, "The holy sacrifice makes present the one sacrifice of Christ the Savior and includes the Church's offering." The terms holy sacrifice of the Mass, "sacrifice of praise, spiritual sacrifice, pure and holy sacrifice’’ But we cannot just take the body and blood of Christ, and not act like Christ. Catholics believe that the celebration of the Eucharist is not complete u