Shared ground
Paul is explaining why his message about God can land very differently with different people (1 Corinthians 2:14–16). The “natural” person does not welcome “the things of the Spirit of God.” Paul gives two connected reasons: they seem like foolishness, and this person “is not able” to know them because they require a kind of evaluation that is “spiritual.”
By contrast, the “spiritual” person can “discern” (evaluate) what is going on. Paul also says this person “is judged by no one,” meaning outsiders are not in a position to deliver the decisive assessment, because they do not share the same basis for understanding.
Paul supports the point with a Scripture question about who can know the Lord’s mind, then concludes, “we have Christ’s mind.” Whatever else it implies, Paul is claiming access to a Christ-shaped understanding that ordinary measures cannot produce.
Where interpretation differs (only where needed)
What “natural” describes. Some take “natural” mainly as an unresponsive stance or mindset a person is currently operating in. Others take it as a more fixed description of a person apart from the Spirit’s work.
What “cannot know” means. Some read Paul as describing a real inability: without the Spirit, the message cannot be recognized for what it is. Others think Paul is describing a moral or practical impasse: refusal and dismissal make real understanding impossible, even if the person is still responsible for that refusal.
What “judged by no one” means. Some read it broadly as protection from outsiders’ final verdicts, not from all questions or testing. Others hear a stronger claim of immunity from human assessment, at least regarding the Spirit-shaped message.
Who “we” is. Some think “we” points first to Paul and other authorized messengers of the gospel (those speaking with apostolic responsibility). Others take it to include the church more generally, insofar as the community shares the Spirit-given “mind” aligned with Christ.
Why the disagreement exists
Paul uses compact contrasts (“natural” vs “spiritual”) and absolute-sounding phrases (“cannot know,” “judged by no one”), without stopping to define the boundaries. Also, the closing “we have Christ’s mind” can sound either like a claim about a specific group’s teaching role or a broader claim about the Spirit’s work in the whole community.
What this passage clearly contributes
This text links understanding of God’s message to the Spirit’s disclosure and to “spiritual” evaluation, not to ordinary cultural standards of impressiveness or intelligence. It also explains why the same message can be dismissed as nonsense by some while being recognized as true by others. Finally, it frames Christian understanding as sharing in “Christ’s mind,” a Christ-shaped perspective that outsiders cannot finally arbitrate.