Two books in a short book, the writer began with the doctrine of the Qur'an, explaining the reality of the responsible creature and the responsible being, and that man is a mixture of the soul and the body, and the difference between freedom and obligation. He followed it with a useful presentation of the history of the search for the origin of man in the doctrines of thought and science, or the doctrines of intuition and imagination, presenting the age of man, the doctrines of evolution, and the impact of the doctrine of evolution in the West. Religion, Darwin's doctrine, and other important topics