Human nature is one of the most thoroughly studied topics in human history.Even today the argument continues in all different social contexts,and by studying Conrad’s two stories:Heart of Darkness and The Secret Sharer,the author tries to analyze the two sides of the nature,both good and evil,which are inherent in us humans.In the essay the author explores the two heroes in the stories and tries to prove that only when we realize and admit our capability for the evil,can we make the good and kind side of nature to flourish. Human nature is one of the most thoroughly studied topics in human history. Even today the argument continues in all different social contexts, and by studying Conrad’s two stories: Heart of Darkness and The Secret Sharer, the author tries to analyze the two sides of the nature, both good and evil, which are inherent in us humans. the essay the author explores the two heroes in the stories and tries to prove that only when we realize and admit our capability for the evil, can we make the good and kind side of nature to flourish.