杰克·伦敦是十九世纪末二十世纪初美国最著名的小说家。由于受到达尔文进化论和尼采超人哲学的影响,他的小说多以雄健、粗犷的笔触记述主人公在残忍恶劣的环境之中与寒冷、饥饿、伤病和野兽的抗争,并成为最后的强者的故事。通过分析杰克.伦敦在其代表作《荒野的呼唤》中对主人公巴克的冷酷与热情的双重性格的描写,反映出杰克.伦敦对资本主义社会残酷现实的无情揭露和对真情回归的渴望。 Jack London is the most famous American novelist from the late nineteenth century to the early twentieth century. Due to the influence of Darwin’s theory of evolution and Nietzschean superman philosophy, his novels are characterized by his vigorous and bold strokes describing the protagonist’s struggle against cold, hunger, injury and beast in cruel and harsh environment and becoming the story of the last strongman . By analyzing Jack London’s depiction of the cruel and enthusiastic double personality of his hero Buck in his masterpiece The Call of the Wild, it reflects Jack London’s desireless revelation of the brutal reality of capitalist society and his return to true love.