" Just as Christ's Passion has not its effect in them who are not disposed towards it as they should be, so also they do not come to glory through this sacrament who receive it unworthily. Hence Augustine, expounding the same passage, observes: 'The sacrament is one thing, the power of the sacrament another. Many [...]
"Only when a box is empty can it be filled; only when the ego is deflated can God pour in His blessings. Some are already so stuffed with their own ego that it is impossible for love of neighbor or love of God to enter." Source: Ven. Fulton J. Sheen, Way to Happiness, St. [...]
"We ought to be apostles, ministers, instruments of the Eucharist; and as the Apostles received the grace to preach the Cross. Our Lord gives us the grace to preach the Eucharist. The Eucharist ought to be our center, our life, our strength of action and apostolate." Source: St. Peter Julian Eymard, The Divine Eucharist [...]
"Since Christ and His Passion are the cause of grace. and since spiritual refreshment, and charity cannot be without grace, it is clear from all that has been set forth that this sacrament (Eucharist) bestows grace." Source: St. Thomas Aquinas, Summa Theologica
"Prayer ought to be not only the grace of our sanctification, but its principal exercise, the virtue of virtues. By it you will have the virtues of your state, because, being a virtue which has God for immediate object, it attracts the other virtues after it and makes use of them to exercise itself." [...]
"May the message of mercy reach everyone, and may no one be indifferent to the call to experience mercy. I direct this invitation to conversion even more fervently to those whose behavior distances them from the grace of God." Source: Pope Francis, Misericordiae Vultus: BULL OF INDICTION OF THE EXTRAORDINARY JUBILEE OF MERCY [...]
"Our Lord says (Jn. 6:52): 'The bread which I will give, is My flesh for the life of the world.' But the spiritual life is the effect of grace. Therefore grace is bestowed through this sacrament... It is considered on the part of what is represented by this sacrament, which is Christ's Passion, as stated [...]
"We cannot, even for a moment, forget that the Eucharist is a special possession belonging to the whole Church. It is the greatest gift in the order of grace and of sacrament that the divine Spouse has offered and unceasingly offers to His spouse." Source: Pope St. John Paul II, LETTER DOMINICAE CENAE OF [...]
"Do you know where this tree of death is rooted? In the height of pride, which is nourished by their sensual selfishness. Its core is impatience and its offshoot is the lack of any discernment. These are the four chief vices, which together kill the souls of those I have called trees of death, since [...]
"This sacrament confers grace spiritually together with the virtue of charity… as Gregory observes in a Homily for Pentecost, 'God's love is never idle; for, wherever it is it does great works.' And consequently through this sacrament, as far as its power is concerned, not only is the habit of grace and of virtue bestowed, [...]