Simone de Beauvoir's thought-provoking novel, "All Men Are Mortal," delves into the existential dilemmas of immortality. The protagonist, Raymond Fosca, is a 13th-century Italian nobleman cursed with eternal life, grappling with the crushing weight of endless time, the loss of loved ones, and the futility of human endeavors. Beauvoir meticulously examines the psychological and philosophical implications of immortality, portraying how an endless existence paradoxically strips life of its meaning and passion. This compelling work challenges readers to ponder the true value of mortality and the ephemeral nature of human connection, offering a deep exploration of time, memory, and the human condition.