Thomas Brooks emphasizes the importance of Christians living exemplary lives that reflect Christ's teachings. He highlights that while precepts can instruct, it is the examples of believers that truly persuade others. Christians are called to be lights in the world, demonstrating good works that glorify God and serve as a commentary on Christ's life. Brooks urges believers to ensure their actions align with their words, as their lives are under constant observation. Ultimately, he encourages Christians to follow Christ's example in all aspects of their lives.

D.L. Moody emphasizes the vital role of Christians in affirming the truth of Christianity as the world's salvation. He urges believers to live out their faith authentically, demonstrating the transformative power of the Christian life. By embodying Christian values and fulfilling their duties, individuals can contribute to the strength of the church and provide answers to the world's pressing questions. Moody calls for a commitment to a life that reflects the essence of Christianity, thereby bringing peace to a troubled humanity.