1 Corinthians 3:4 3for you are still fleshly. For since there is jealousy and strife among you, are you not fleshly, and are you not walking like mere men? 4For when one says, "I am of Paul," and another, "I am of Apollos," are you not mere men? 5What then is Apollos? And what is Paul? Servants through whom you believed, even as the Lord gave opportunity to each one.…
Catholics just don’t get it do they?
Of course we do. Which is why this verse is instructive in condemning division. And what is the biggest cause of division in the Body of Christ? The notion of self-importance over Truth. The protestant who seeks out what is preferred or what speaks to them as an individual.
Christ established One Church. Not tens of thousands of denominations ordered around personal preference.