Aeterna Dei Sapientia §47

⁴⁷ By that he did not mean that St. Peter had no further influence on the government of Christ's Church. While he trusted in the continued activity of the Church's Divine Founder, he trusted too in the protection of the Apostle Peter whose heir and successor he claimed to be, and whose office of authority "he in his turn discharged." (41) He attributed the success of his universal ministry more to the merits of the Apostle than to his own industry. Many passages from his writings might be quoted in support of this statement. We chose the following:—