A dark horse--to be watched for it may catch as did the author's earlier book ""The Quest of the Ages."" Dr. Haydon has a large following, Man, the Unknown proved that people were interested in ""Man"" and its sale amazed the skeptics. So this book which seeks to guide Man in his search for reality uses the background of the past and the social sciences of our day in an effort to spur him on to a satisfactory philosophy of life which will issue forth not only in personal faith, devotion and loyalty, but in a social and cultural awakening for the masses as well as the individual.