Macbeth’s lack of self-awareness causes his downfall because he fails to acknowledge the malicious actions he is doing, and because of this soon fails to recognize how soon the witches have manipulated him. Self-awareness is important to an individual because it helps them recognize their actions, positions, and helps them gain a better understanding of themselves (Haywood). When Macbeth loses his state of mind in front of the banquet, "Thou hast no speculation in those eyes / Which thou dost glare with" (3.4.100), this shows Macbeth’s fear for the consequences and gruesome actions he has sent to Banquo. He constantly denies the accusation, despite lacking knowledge that it is only an apparition conjured by him. Not only this, but also Lady Macbeth’s actions towards her guest. She lies about what is happening to her husband saying that it is only a brief