One work that establishes this idea is Macbeth by William Shakespeare. By use of plot, Shakespeare shows that it is necessary to look at past problems and confront the darkest of desires for the use of improvement. In the play Macbeth becomes over-ambitious and wants to gain maximum power, however he doesn't let morality control his decisions. He commits harmful deeds and conjures up mischievous dreams. If Macbeth had assessed his problems and confronted his failures and sinister desires, he would have learned from his mistakes and could of prevented his downfall. However, he does not and it eventually leads to his downfall. This use of plot helps show the reader that if a character doesn't evaluate their flaws, it could have a tragic consequence.
Another work of literature that conveys this idea is Lord of the Flies by William Golding. Golding conveys this idea through use of setting and symbolism. A group of boys become abandoned on a tropical island and the quest for power becomes evident. Jack, the choirboy leader often ponders about taking control savagely. He doesn't think about the consequences of his dark dreams and starts to kill. This leads to Jack's downfall as well. Golding uses a lot of symbolism to help convey this idea. He associates the pig head with the evil side of human nature and the ocean with adulthood and a normal life. The pig head helps show that if a character doesn't re-evaluate his dark dreams, the