Identifying big ideas in Galatians is challenging because the book is not organized as a tidy series of ordered statements, point 1, point 2, etc. While there are connections, subsequent big ideas tend to bolster and flesh out the preceding ones to form a hierarchy, at least in the opening sections. The opening big idea of verses 6–7 centers on Paul’s astonishment at how quickly the Galatians have forsaken the gospel message they’ve received. The anticipated
Galatians 1:11–24