Dr. Jennings states that his purpose in The Universe and Life is to "try to show what positive outlook on life and the world is given by the study of biological science; and how this differs, if at all, from the outlook based on physics, or from the outlook presented in some of the religions of the world." He believes that the study of biology aids in getting a unified view of the universe and of man in his relations with it, and that it helps particularly in the problems of managing life, the problems of conduct, and in the determination of our attitude toward the world. Did life...