A common critique of Christianity is that it's all talk: people who attend church, nod along, and live no differently than anyone else. James 1:22–25 makes the same critique.

Merely agreeing with good teaching, even religious teaching, changes nothing if it doesn't change you. It's like looking in a mirror and instantly forgetting what you look like. But James isn't arguing that good behavior earns anyone favor with God. Real transformation comes from somewhere outside ourselves: from God's own work, described elsewhere in the Bible as writing his law on a person's heart.

And if God does his work in you, it will produce lasting change: willpower cannot manufacture that, only God can.