Pastor Joy’s sermon focuses on the book of Ephesians, particularly chapters 4 through 6, which discuss the practical aspects of living out one’s faith. She emphasizes the importance of understanding and following God’s will, as outlined in the scriptures, and stresses the need for Christians to live differently from the world. The sermon emphasizes the importance of personal devotion, honesty, and forgiveness in daily life. The book excerpts focuses on the unique character of congregational churches, highlighting the importance of a disciplined devotional life for all members and the need to view the church as a mission rather than a business.