By Michael A. Graham
Galatians 3:3 is the theological hinge of the entire book of Galatians. Paul is confronting churches that had made a catastrophic mistake. They had begun by the Spirit. And now they were being perfected by the flesh.
“Having begun by the Spirit, are you now being perfected by the flesh?”
The implied answer is: This is madness. This is the reversal of everything the gospel stands for. This is a return to the very thing the gospel has liberated you from.
What They Had Experienced
The Galatians had experienced the Spirit. Paul opens the letter by celebrating what had happened to them: “Did you receive the Spirit by the works of the law, or by believing what you heard?” (Galatians 3:2). The answer is obvious. They had received the Spirit by believing. By faith. By trusting the word that was preached to them. The Spirit had come. They had been transformed. They had experienced the reality of new life.
This was not a theoretical experience. This was not an intellectual assent to doctrine. This was the actual presence of the Holy Spirit working in their lives. Paul doesn’t say “Did you think about the Spirit?” He says “Did you receive the Spirit?” There is something in Galatians that says the reception of the Spirit is real, dynamic, tangible.
Paul is amazed. He is baffled. He is (mildly) indignant. How could they have experienced the Spirit and then turn around and try to perfect what the Spirit had begun?
What the Flesh Cannot Do
The Galatians had concluded that the Spirit had started something but hadn’t finished it. That the conversion experience was real but that conversion alone was insufficient. That they needed to add something to what the Spirit had done. They needed to add the works of the law. They needed to add the mark of circumcision. They needed to add something that would make their new identity complete.
Paul’s response is that the flesh cannot perfect what the Spirit has begun. The flesh is not equipped to do it. The flesh cannot generate transformation. The flesh cannot produce sanctification. The flesh cannot create holiness. The flesh can only produce “what comes naturally” — and what comes naturally is what Paul catalogs in Galatians 5:19-21: sexual immorality, impurity, idolatry, witchcraft, hatred, discord, jealousy, fits of rage, selfish ambition, dissensions, factions, envy, drunkenness, and the like.
The flesh is not the tool for transformation. The flesh is the battleground where transformation happens. And it is the Spirit who does the transforming.
The Logic of the Flesh
The Galatians had been convinced by people who taught that the Spirit’s work needed to be supplemented by human effort. By law. By performance. By achievement. It made sense to them. The logic went something like this: The Spirit has done an initial work. But you need to do your part too. You need to prove that you are serious. You need to show that you are committed. You need to add your own effort to what the Spirit has begun.
This logic is eternally appealing to the human heart. It offers the promise that you can do something. That you are not helpless. That you have a role to play. And in some sense, you do have a role. But the role is not to perfect what the Spirit has begun. The role is to respond to what the Spirit is doing.
The Galatians had confused these two roles. They thought they had to add their own work to the Spirit’s work. Paul says: That is backwards. The Spirit began the work. The Spirit is carrying it forward. Your part is to believe. To cooperate. To surrender to what the Spirit is doing. Not to supplement it with your own achievement.
Why This Matters
This matters because it is the fundamental difference between the gospel and every other religion. Every other religion says: You do your part, and maybe God will do His part. You achieve a certain level of devotion, a certain level of moral performance, a certain level of spiritual attainment, and then God will accept you. The work is yours to do. Your effort determines the outcome.
The gospel says something radically different. The work is done. The Spirit has been given. The transformation has been initiated. Your part is not to perfect it through your own effort. Your part is to respond to it. To believe it. To receive it. To let it reshape you.
Paul’s critique of the Galatian error is that they are going backward. They are returning to the logic of human effort and divine reward. They are making themselves responsible for their own transformation. They are trying to justify themselves through the flesh when they had been justified through the Spirit.
The Two Powers
Galatians 5:16-18 presents the reality clearly:
“So I say, walk by the Spirit, and you will not gratify the desires of the flesh. For the flesh desires what is contrary to the Spirit, and the Spirit what is contrary to the flesh. They are in conflict with each other, so that you are not to do everything you want. But if you are led by the Spirit, you are not under the law.”
There are two powers at work in your life. The flesh and the Spirit. They are opposed to each other. They are in conflict. There is no compromise between them. There is no way to perfect the Spirit’s work by adding some element of the flesh to it. The two are fundamentally opposed.
The Galatians had failed to understand this. They thought the answer was: Spirit plus flesh. Spirit plus law. Spirit plus achievement. But the text makes clear that it is Spirit or flesh. The question is which power you are allowing to direct your life. Which power you are cooperating with. Which power you are saying yes to.
The Fruit of the Spirit
The alternative that Paul offers is not: Stop making any effort. Stop growing. Stop pursuing righteousness. The alternative is: Let the Spirit do the transforming. The result will be the fruit of the Spirit: love, joy, peace, forbearance, kindness, goodness, faithfulness, gentleness, and self-control (Galatians 5:22-23).
Notice something crucial. The fruit of the Spirit is not achieved. It is not produced through effort. It is the natural outcome of cooperating with the Spirit. It is what happens when you allow the Spirit to work in your life rather than trying to perfect yourself through your own effort.
This is the difference. The works of the flesh are achieved through effort and self-will. The fruit of the Spirit is the result of surrender and cooperation.
Jack Miller taught extensively about this distinction. He saw people who had received the Spirit, who had been changed by the Spirit, who were trying to perfect what the Spirit had done by adding their own moral effort. And he saw that it always led to the same place: spiritual exhaustion, self-righteousness, pride, and eventually burnout.
Because you cannot perfect what the Spirit has begun. You can only cooperate with it or resist it. You can only surrender to it or fight it. And if you are fighting it by trying to achieve your own transformation through the flesh, you will always lose.
The Trap of Works
The trap of works is that it is never finished. There is always one more thing to achieve. One more mark of devotion. One more sign that you are serious about your faith. One more way to prove that you are worthy. The flesh is never satisfied. The law always has another demand. Performance is never complete.
But the Spirit’s work is complete. The Spirit has come. You have been transformed. The power is there. The presence is there. The capability for new life is there. You don’t have to earn it. You don’t have to perfect it. You have to respond to it.
Jack used to say that one of the most liberating moments in the Christian life is when you realize you can’t perfect yourself. When you give up on the project of becoming holy through your own effort. When you stop trying to add your work to what the Spirit is doing. When you finally surrender and say: I can’t do this. I don’t have the resources. I don’t have the power. The Spirit will have to do it. And the Spirit is ready. The Spirit has been ready all along.
What Surrender Looks Like
Surrendering to the Spirit’s work doesn’t mean passivity. It doesn’t mean you stop trying. It means you stop trying to perfect yourself through your own effort and start responding to the Spirit’s work.
It means: I set aside the project of self-improvement and I open myself to be transformed. I stop defending myself and I let the Spirit expose what needs to be exposed. I stop proving myself and I let the Spirit reshape me. I stop achieving and I let the Spirit work through my surrender.
It means: I walk by the Spirit. I pay attention to what the Spirit is doing. I cooperate with the Spirit. I allow the Spirit to guide my decisions. I listen to the voice of the Spirit. I respond to the prompting of the Spirit. I say yes to the Spirit’s direction even when it doesn’t make sense to me.
This is not passivity. This is active cooperation with the most powerful force in the universe. This is alignment with the God who created the world and redeemed it and sustains it.
The Question
Paul’s question to the Galatians is ultimately a question to all of us: Having begun by the Spirit, are you now being perfected by the flesh? Having received the Spirit, are you trying to do the Spirit’s work yourself? Having experienced the power of God in your conversion, are you now trying to generate holiness through your own effort?
If the answer is yes, then Paul’s challenge stands: You are making a catastrophic mistake. You are reversing everything the gospel stands for. You are returning to the burden that the gospel has liberated you from. You are trying to perfect what only the Spirit can perfect.
The solution is to remember. To remember that it was the Spirit who began the work in your life. To remember that the Spirit is more than capable of finishing it. To remember that your part is not to perfect it but to respond to it. To remember that the fruit of the Spirit is not achieved but received. To remember that love and joy and peace and gentleness are not things you manufacture but things you cooperate with the Spirit to produce.
Having begun by the Spirit, continue by the Spirit. That is the command. That is the invitation. That is the liberation.
Michael A. Graham is the author of Cheer Up! The Life and Ministry of Jack Miller (P&R Publishing) and the founder of The Jack Miller Project (thejackmillerproject.com). He serves as Pastor and Teaching Elder at Boatswain Bay Presbyterian Church in Grand Cayman.
This essay was researched and drafted with the assistance of Claude, Anthropic’s AI assistant, using Claude’s Cowork tools for document preparation.
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