The concept of God and war is explored in the context of human selfishness and the idea that God's initial command to rule the earth has led to conflicts. The discussion touches on the idea that God is not directly intervening in wars, but rather using individuals to bring about change and justice. The importance of prayer and faith in overcoming trials and growing stronger in one's faith is also emphasized, with the example of Elijah's story and the concept of the still small voice of God.