"The Book of Hours of the Heroic and Painful Years 1914-1915-1916-1917-1918" is a brave literary work written by authors Hellé and André. This book reflects the events of the First World War, which struck everyone who was under the occipital pressure of war horrors. The author's description of pain, suffering, loss, and heroism creates an emotionally rich world that leaves the reader with a sense of deep loneliness and responsibility for human history. "The Book of Hours of the Heroic and Painful Years 1914-1915-1916-1917-1918" reminds us of the importance of remembering the past and raises questions about the meaning of war and human nature.