While Catholics agree that the entire community of the faithful is engaged in the discernment of the truth (sensus fidelium), they also believe that Evangelicals have an inadequate appreciation of certain elements of truth that, from the earliest centuries, Christians have understood Christ to have intended for his Church; in particular, the Petrine and
other apostolic ministries.
Much of Paul's
apostolic ministry in the New Testament is aimed at helping believers recognize those differences and then calling them back to individual and corporate lives that reflect the risen One.
To their credit, the American Catholic bishops, exercising
their apostolic ministry, often boldly defend unpopular truths — about religious freedom, about the sanctity of life, and about the nature of marriage.
Women were part of
the apostolic ministry and Mary Magdalene is recognized as the disciple to the disciples and as an important part of the spreading of the gospel.
If one really believes in justification by faith alone, differences over other matters — the real presence in the Eucharist,
apostolic ministry, the indissolubility of marriage, the ordination of women, and on and on — make no difference.
Catholics, for their part, can not in conscience participate in an observance of the Lord's Supper absent communion with
the apostolic ministry that they believe Christ wills for his Church.
Consequently, the Corinthian Christians were now turning against him and were starting to ridicule
his apostolic ministry.
He feels «foolish» (as one is likely to feel when defending oneself) but also firmly believes in the legitimacy of his call to
the apostolic ministry.
Paul compares that
apostolic ministry to soldiers who go to war and workers who tend fields.