Introduction
O SACRAMENT most holy!
O Sacrament divine!
All praise and all thanksgiving be every moment Thine!
Sacred Heart of Jesus,
Thy kingdom come!
These indulgenced ejaculations express admirably the scope and purpose of the present work. We hope and pray that by the grace of God it may serve to glorify the Blessed Sacrament, and to bring souls to the feet of Jesus, the divine lover of souls.
The one idea that runs through this whole work —the one predominating prayer— is the same that is expressed in the grand act by which Pope Leo XIII consecrated mankind to the Sacred Heart of Jesus: "Have mercy on all, most merciful Jesus, and draw all to Thy sacred Heart Be Thou king, O Lord, not only of the faithful who have never forsaken Thee, but also of the prodigal children who have abandoned Thee; grant that they may quickly return to their Father's house, lest they die of wretchedness and hunger. Be Thou king of those who are deceived by erroneous opinions, or whom discord keeps aloof, and call them back to the harbor of truth and unity of faith, so that soon there may be but one flock and one shepherd. Be Thou king also of all those who sit in the ancient superstition of the Gentiles, and re-
