Heart of Darkness In the classic novel Heart of Darkness, Joseph Conrad takes us on a journey into the soul of man. When the character of Marlow travels into the jungle of Africa to find Kurtz, he realizes that he is in a place where the rules of society no longer constrain human nature, and the frightening truths about human beings can be observed first hand. Marlow finds that human nature is something terrible and unlimited by observing the effects of such freedom on Kurtz. He also discovers that human nature is able to be altered (subject to the constraints placed on it by the environment), and that it is able to be either good or evil. The temptation of evil, ex