Friendship is a virtue for every man. It is as vulnerable & intimate as it is masculine and strong. Without friendship, no man can have excellence. But this is not by a present perfection but a hope in eventual glory.
The greatest problem in the Catholic Church today is Modernism. While usually a concern among Romanists, it is a chiefly Protestant concern.
Just as a civil kingdom is a perfect society, so is the kingdom of God: the Catholic Church.
While it is easy to simply accuse the Ecclesia Anglicana of being disobedient in the Reformation, she actually understood the needs of her times and the demands of virtue.
Defenders of papal supremacy and the Solus Petrus hermeneutic often point to Jesus giving Peter the keys. However, the text of Scripture shows that Peter isn't given the keys separately from the other apostles.
While Rome tries to the appeal to the Scriptures to justify her supremacy, she has to contort and add to the Scriptures to make it work.
For Mary to fulfil her mission as the Mother of Jesus, the God-man, she was prepared. God prepared her at her conception by saving her from sin. She is devoted to the service of the Lord.
There is a clear contradiction in being in communion with an heretic, even the Pope. Some try to save the position by saying Jesus deposes the Pope. Here's why that only creates more contradictions.
Seeing the main contradiction of papal supremacy, we see the further implications of embracing this contradiction: the Church is no longer a perfect society.
If Popes can be heretics, but faithful Catholics cannot be in communion with heretics, then what is there to do? Back in the 14th to 15th centuries, the Church found a solution. Is it still tenable for a Roman Catholic today?