While the word "transubstantiation" is not employed here, the substance of this doctrine of Christ's real presence in the Eucharist is evident in this passage from St. Ambrose's treatise On the Mysteries, dating to AD 380. This excerpt explains the power of the words of...
Ambrose here treats of the Holy Spirit as the abundant river of grace that flows from Jesus, the Font of life, in the form of seven channels which are the seven gifts that overflow the banks of our minds leading us to supernatural knowledge of...
This sermon by Augustine, originally delivered on the Solemnity of the Ascension, notes that we, the members of Christ's body, ascended to heaven with the Lord through love....
Augustine on the divine love, known as charity, caritas, agape, that Jesus commanded us to have for one another in the last supper discourse of the Gospel of John. This sort of love is impossible for human beings without the help of grace -- it...
Written by St. Irenaeus about 185 AD, this excerpt makes clear the Church's realistic interpretation of the eucharist as the risen body of Christ which serves as the medicine of immortality, the pledge of our own future resurrection. The real presence of the body...
Palm Sunday marks the entry of Jesus into Jerusalem. But he entered in humily, not in pomp and power. To humble ourselves and make our souls the garments that we spread before him, this is the greeting he desires says St. Andrew of...
Hold fast to God, our one true good, counsels Ambrose. In the following words, he explains the essence of the great commandment of Deuteronomy 6:4-5. Loving God with your whole heart, soul, and strength means holding on to him, seeking him and pursuing him with...
While preaching on the occasion of the Dedication of a Church, St. Caesarius of Arles points out that baptism makes of us temples of God, sanctuaries of the Holy Spirit....
This excerpt from a catechetical instruction by St. Cyril of Jerusalem dates from the mid 4th Century, just a generation after the Council of Nicaea. At that time, the bishop of Jerusalem himself instructed the catechumens before baptism (today's RCIA), and this is a record...
John Chrysostom here comments on the famous lines in the Sermon on the Mount in which Jesus calls his disciples the Salt of the Earth and the Light of the World (Matt. 5: 15-16). [dropcaps type='normal' font_size='100' color='' background_color='' border_color='']Y[/dropcaps]ou are the salt of the earth....