Christ, having been lifted up from the earth has drawn all men to Himself. Rising from the dead He sent His life-giving Spirit upon His disciples and through Him has established His Body which is the Church as the universal sacrament of salvation. Sitting at the right hand of the Father, He is continually active in the world that He might lead men to the Church and through it join them to Himself and that He might make them partakers of His glorious life by nourishing them with His own Body and Blood. [Vatican Council II, Dogmatic Constitution on the...