杰克·伦敦很赞同达尔文“适者生存”的理论并将其作为他许多作品的主题。他的小说常常表现出对强者的赞美和对弱者的鄙视。他笔下的强者常常身处恶劣的环境中,在经历了一番磨难之后,最终战胜了环境。而弱者却是那些不堪忍受艰难而最终屈服于环境的人。这 Jack London favors Darwin’s theory of “survival of the fittest” and uses it as the theme of many of his works. His novels often show praise for the strong and contempt for the weak. The strongman in his works often lives in a harsh environment and finally triumphs over the environment after some hardship. The weaker are those who can not stand the hardships and eventually succumb to the environment. This