As the play begins, Macbeth proves himself to be a hero as he demonstrates his bravery and courage. He is praised highly by the captain who describes the bravery and brutality of Macbeth towards Scotland’s enemies: ”he unseamed him from the nave to th’ chops”. His bravery is recognised by King Duncan who rewards him righteously, yet Macbeth’s brutal and violent character leads him to murder the king. Although Macbeth was influenced by Lady Macbeth and the witches in committing the murder, his deep desire and character motivates and fuels his ambition.
Macbeth is firstly influenced by the three witches who prophecy that he will be king. “All hail, Macbeth! hail to thee, Thane of Glamis! All hail, Macbeth! hail to thee, Thane of Cawdor! All hail, Macbeth! that shalt be king hereafter.” Macbeth blindly believes the prophecy without any proof. He refuses to dismiss the words of the witches like Banquo, but instead he chose to believe in those miss-interpreted predictions. Although the witches’ predictions are somewhat responsible for influencing Macbeth’s thoughts, they did not suggest the murder of the king. The thought of murder and treachery must have crossed Macbeth’s mind as his guilt is noticed by Banquo: “Good sir, why do you start, and seem to fear things that do sound so fair?”
Macbeth’s “black and deep desires” horrify him and he refuses to speak of them openly, but he sends a letter to his wife, Lady Macbeth, explaining the situation. Lady Macbeth, on receiving the letter, encourages murder as she sees