Mans success in this world of matter, primarily depends upon mans awareness that he has pledged before God that God is his only Lord and the Creator. This book is composed of the teaching of Holy Prophets of God and provides readers guidance for living on this globe. Deliberation upon the teachings of the prophets of God leads us to conclude that all the prophets collectively not only gave us the concepts of good and evil but also proved it by practicing their teaching practically that man can live a purposeful live only after distinguishing between vice and virtue, good and evil....