In Shakespeare's Macbeth, how do the witches and Lady Macbeth influence Macbeth throughout the play?
The witches and Lady Macbeth are major instigators throughout the play. They push, encourage, or trick Macbeth into committing horrific acts and sealing his own fate, as redemption becomes more and more unlikely. In Act I, the witches appear and provide Macbeth with a first temptation: they tell him that he will be king, among other things. This awakens in Macbeth an underlying or hidden ambition - that is, to kill Duncan, and claim the throne. When Lady Macbeth reads her husband's letter, and is thus informed of the prophecy, she immediately leaps into action. She persuades Macbeth to kill Duncan. She does this, mainly, by questioning his manly strength, and feeding his desire for power. She also tries to comfort him after the act. Thus, we can say that Lady Macbeth builds upon what had already been planted by the witches in Act I. In Act IV, they reappear, but in a much different light. Now, they taunt Macbeth; they show him a procession of eight kings, all of which are descended...