Both Macbeth and Lord of the flies serve as warning novels for readers because they discuss the evil in a person's heart. They warn readers of the potential unpleasantness in a person. In Lord of the flies, 3 of the main characters, Simon, Piggy, and Ralph are the subject of Jack and his tribe's evilness. In Macbeth, Macbeth is the one with the evilness in his heart and he ruins the lives of many others. Both novels teach readers to remember that things are never what they seem to be, how easily people can be manipulated by evilness, and how dark a person's heart can become.

In Macbeth, there is a strong theme of things that are never what they seem to be. In the beginning of the play, the witches prophesize that Macbeth will become thane of Cawdor and the king. These prophecies seem like good news but...