had in Lady Macbeth. Together they plot to murder Duncan. Lady Macbeth and Macbeth's own ambition are influences of evil that Macbeth chooses to accept. Macbeth also accepts advice from his wife. Lady Macbeth gets him to act by appealing to his manhood and courage, "When you durst do it more the man.", showing Macbeth is morally weak. He is very hesitant about killing the king though, showing he has a conscience.However, Macbeth begins to act alone, and Lady Macbeth loses her control over him. He follows his murder of Duncan with the quick murder of the two sleepy grooms. Macbeth becomes cruel and treacherous; the voice of conscience within him is gone; he no longer hesitates to follow courses of evil: "The very firstlings of my heart shall be The firstlings of my hand." He does not need to be urged to the deed in planning the murder of Banquo and of Fleance. Macbeth fears Banquo because he recognises in him a moral courage, which he lacked - Banquo kept his "bosom franchised and allegiance clear". Macbeth also believed the prophecy that Banquo's descendants would become king. He had become obsessed with his own safety. Macbeth's imagination and insecurity is shown when the ghost of Banquo appeared at the banquet. His degradation carries him to the level where he vents his savage frenzy upon the innocent heads of "His [Macduff's] wife, his babes" for no reason, but his savage determination to maintain the throne. These murders show the insecurity that was present in Macbeth.Macbeth voluntarily and deliberately returns to the witches alone. This time he is more assertive towards them. He is not over awed and he demands to know if Banquo's descendants will become kings. The witches deliberately mislead Macbeth but he believes them, showing his overconfidence.Later, Macbeth becomes distant and cold towards Lady Macbeth. Lady Macbeth can no longer control Macbeth, and after killing Duncan he begins to act alone. Macbeth even tells the doc...
