Shared ground
Paul’s main point is that the new-covenant life he has been describing is Spirit-shaped. The Spirit’s presence brings freedom (v.17), and the community’s ongoing change comes from the same source (v.18). These are explicit claims in the text: freedom is tied to “the Spirit of the Lord,” and transformation is “from the Lord, the Spirit.”
Paul also frames this as a shared Christian experience: “we all” (v.18). In context, that “all” contrasts with the Moses story where a veil limited what could be seen (3:13–16). Here, the veil is removed and the community “beholds” the Lord’s glory “as in a mirror,” meaning real access, though still not the direct, face-to-face sight implied elsewhere in Scripture.
Where interpretation differs
1) “The Lord is the Spirit” (v.17).
Some readers take Paul to be identifying the Lord and the Spirit so closely that he is speaking of the same divine reality at work: the Lord encountered by believers is present by the Spirit, so turning to the Lord (v.16) is effectively turning to the Spirit’s ministry. Others think Paul is not collapsing the Lord and the Spirit into a single person, but speaking functionally: the Lord’s present activity among believers is mediated through the Spirit, so “the Lord” is experienced “in the Spirit.”
2) What kind of “freedom” (v.17).
Many read “freedom” mainly as freedom of access and openness before God—no veil, no blocked perception, and confident approach in the new covenant (the immediate context in ch. 3). Others think Paul’s word also reaches to broader freedom from the old covenant’s constraints as a governing system, though the near context still keeps the spotlight on unveiled access and clarity.
Why the disagreement exists
Paul’s wording is compact and repetitive (“Lord…Spirit…Lord…Spirit”), which invites different explanations of how the Lord and the Spirit relate. Also, “freedom” is a broad term; the immediate passage ties it to veil-removal and access, but Paul uses freedom language in other places with additional shades of meaning.
What this passage clearly contributes
This passage contributes a tightly connected sequence: the Spirit’s presence brings freedom (v.17); unveiled beholding of the Lord’s glory is shared by the whole community (v.18); and this beholding is linked to ongoing transformation “into the same image,” described as progress “from glory to glory,” sourced in “the Lord, the Spirit” (v.18). Any fuller theology of freedom or spiritual growth here should start from those explicit textual claims before extending to wider conclusions.