The witches could foretell the future, they can add temptation, and influence Macbeth, but they could not control his destiny. Macbeth created his own misery when he kills people. This causes him to become insecure, because of the reasons for his actions, which in turn causes him to commit more murders.
Lady Macbeth And Her Power To Manipulate Macbeth’s True Feel. Lady Macbeth And Her Power To Manipulate Macbeth’s True Feelings. Lady Macbeth plays a major role in influencing her husband to take the path that he does. She is the catalyst that effectively unleashes Macbeth’s true side of evil.