St. Irenæus after having established that only the universal Faith should be received, points out to the heretics of that city the Church of Rome, as offering to them an evidence the more convincing that Apostolic tradition had been there preserved by the faithful of the whole world.
How then could St. Irenæus, whose purpose it is to give the universal Faith as the rule for private belief, and who enlarges precisely upon this point in the chapter from which the text is taken, logically say what is attributed to him by the Popes and their theologians? He would then have argued thus: It is necessary to adopt as the rule the belief of all the churches; but it suffices to appeal to that of the Church of Rome, to which there must be uniformity and submission, because of her primacy. St. Irenæus never expressed so unreasonable an opinion. He lays down as a principle the universal Faith as a rule, and he points out the Faith of the Church of Rome as true — thanks to the concourse of the faithful who assembled there from all parts, and who thus preserved there the Apostolic tradition. How did they preserve it? Because they would have protested against any change in the traditions of their own churches, to which they were witnesses at Rome. St. Irenæus does not give the pretended Divine authority of the Bishop of Rome, as the principle of the preservation of tradition in the Church of that city — but logically, he attributes that preservation to the faithful of other Churches who controlled her traditions by those of their own Churches, and who thus formed an invincible obstacle to innovation.
It was natural that the Bishop of the Capital of the Empire, precisely because of the faithful who there gathered from all parts, should acquire a great influence in religious matters, and even occasionally take the lead. But all the monuments, as also the circumstances attend-
