A Man’s Credo gathers a series of brief observations attributed to Ernest Hemingway and published after his death. Rather than presenting a continuous argument, the piece moves through concise reflections on life and death, love, personal conduct and artistic work. Together, the statements outline values associated with Hemingway’s outlook, including discipline, directness, courage, independence and serious attention to one’s craft.

The remarks on writing emphasise sustained work, study, brevity and a direct, personal style rather than effortless inspiration. Elsewhere, the collection considers how people should confront experience, relationships and mortality. Its aphoristic form gives each observation a degree of independence while collectively presenting a broader personal credo. Published in Playboy after Hemingway’s death, the material was described as previously unpublished observations that he had given to the nonprofit Wisdom Foundation shortly before he died.