Justification, unity, and papacy: A blind spot

One of the most frequent charges I hear, when I point out the inherent chaos and disunity of Protestantism, is that “there is a lot of disagreement in the Catholic Church, too” — that somehow disagreements within the Catholic Church are equivalent to, or excuse, the fundamental doctrinal disagreements between diverse Protestant churches. In particular, …

Baptism in the Early Church: Proof of Extrascriptural Tradition

[Part of a series on Baptism in Depth] One of the clearest evidences to me of the existence of Sacred Tradition — of the idea that the Divine Revelation of Christ is not contained wholly and exclusively in Sacred Scripture, and that essential elements of Jesus’s teachings were not written down explicitly by the Apostles …

St. Irenaeus on the Unity and Orthodoxy of the Faith

Today is the feast day of St. Irenaeus of Lyons (or Lugdunum, by its Roman name). Irenaeus was born in the first half of the second century, ca. A.D. 125, probably in Smyrna in Asia Minor. He was raised in a Christian home, and became a disciple of St. Polycarp, who had been a disciple …