Without repeating everything that we have already mentioned, it is appropriate first of all to emphasize the following point: for the Church, the first means of evangelization is the witness of an authentically Christian life, given over to God in a communion that nothing should destroy and at the same time given to one's neighbor with limitless zeal. As we said recently to a group of lay people, “Modern man listens more willingly to witnesses than to teachers, and if he does listen to teachers, it is because they are witnesses.
Pope Paul VIYou also realize, Venerable Brothers, that the Eucharist is reserved in churches or oratories to serve as the spiritual center of a religious community or a parish community, indeed of the whole Church and the whole of mankind, since it contains, beneath the veil of the species, Christ the invisible Head of the Church, the Redeemer of the world, the center of all hearts, 'by whom all things are and by whom we exist'.
Pope Paul VIFor He is in the midst of us day and night [in the Blessed Sacrament]; He dwells in us with the fullness of grace and truth. He raises the level of morals, fosters virtue, comforts the sorrowful, strengthens the weak and stirs up all those who draw near to Him to imitate Him, so that they may learn from his example to be meek and humble of heart, and to seek not their own interests but those of God.
Pope Paul VIThe work of art, just like any fragment of human life considered in its deepest meaning, seems to me devoid of value if it does not offer the hardness, the rigidity, the regularity, the luster on every interior and exterior facet, of the crystal.
Pope Paul VIThe unique and indivisible existence of the Lord glorious in heaven, is not multiplied, but is rendered present by the sacrament in the many places on earth where Mass is celebrated. And this existence remains present, after the sacrifice, in the Blessed Sacrament, which is, in the tabernacle, the living heart of each of our churches.
Pope Paul VI