This letter to the church in Ephesus is often regarded as the heart of Paul's theology. Nearing the end of his apostolic journey, Paul sits down to write his magnum opus; his fullest statement of the gospel. Here he explains how all humanity is under judgment, the justification of the ungodly by grace through faith, the process of sanctification, how election works, how Christians should live their lives, the role of husbands and wives in...