In this sermon, the preacher emphasizes that God is working in our lives to transform us. He compares this process to major surgery, where God is removing things from our lives that are not aligned with His will. The preacher also mentions the story of the blind man who was healed by Jesus, highlighting the importance of allowing God to continually work in our lives. He encourages the listeners to trust in God's process and to be encouraged by the examples of those who have gone before us in faith. The sermon concludes with a prayer for God to continue His work in the hearts and minds of the listeners.