"Holiness drives us to the position of humility and humility takes us to the place where grace can engulf us." Sammy talks about Isaiah's encounter with God and explains that our vision for the world must start upwardly, then move inwardly, and then be expressed outwardly. He discusses the divinely ordained unity of the ministry of intercession and the ministry of evangelism. Sammy also explains that evangelism cannot be effective without prayer.