A.B. Simpson emphasizes the necessity of a personal and intimate connection with Jesus for true healing and vitality in our lives. He illustrates that mere rituals or intellectual beliefs are insufficient; it is the direct touch of the Savior that brings life to our spirits. Simpson urges believers to lay aside distractions and approach Christ with a heart full of love and faith, as this is essential for experiencing His transformative power. The sermon highlights the importance of abiding in Christ continually to fully realize His healing presence. Ultimately, it is through this deep relationship that we can truly live and move in Him.