"The Secret of a Soldier's Life" is a book by the famous French writer Pierre Burton, which reveals to the reader important aspects and realities of the life of a modern soldier. The author examines the psychology of military personnel, their feelings, contradictions and experiences. The book describes military discipline, everyday life and military training in detail. Literary work opens new horizons in the understanding of modern military affairs and allows a better understanding of the world of a soldier in his everyday life.