Lady Macbeth exemplifies the personality of id, ego, and superego in Macbeth. Her words and actions typify the id's primitive impulses, anger, and the desire for instant gratification or release. In the beginning of Macbeth, Shakespeare portrays Lady Macbeth as her husband's devil sitting on his shoulder; the lady tells the ego, Macbeth, how happiness can be brought, specifically by means of murder. In Macbeth, the lady persuades her husband to fulfill the three witches' prophecy to become king by murdering Duncan. Without Lady Macbeth's effect of id on her husband, no deaths would be sustained. Moreover, the lady begins to feel regret for her husband's deeds. The lady's personality shifts to ego as the lady's conscience begins to affect her thoughts. Furthermore, by the end of the tragedy, the lady is ashamed of herself and her greedy husband, viewing him as a traitor. She is...