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...
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...
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....
Advent reminds us to be vigilant and awake. We should be watchful, longing and yearning for the coming of Christ says St. Ephrem the Syrian....
This Advent reading on the two comings of Christ is an excerpt from Cyril of Jerusalem's famous catechetical instruction of adults getting ready for baptism around AD 360. Cyril contrasts Christ's first coming in humility with Jesus' second coming in glory....
Augustine, commenting on the psalms command to sing to God songs of joy, notes that the jubilation in our hearts sometimes overflows the capacity of all words, yet we cannot remain silent. The Church recalls such songs of joy on the feast of St....