The Holy Eucharist is examined as the central Sacrament of the Church, in its ecclesial, cosmological and eschatological dimensions, with reference to the theology of Saint Maximus the Confessor in his Mystagogy, to Father Alexander Schmemann and to His Eminence Irineu Popa. The article explores the connection between the liturgical assembly, the Eucharistic consecration and the journey of the Church—as a ship—towards the Kingdom of God.