Macbeth Show how Macbeth and Lady Macbeth have to go against their own natures in order to kill Duncan. Each character in Macbeth has to either fight or give in to the evil. Because evil is contrary to human nature, Macbeth and Lady Macbeth have to go against their own conscience in order to murder Duncan. When the witches predict that Macbeth will become Thane of Cawdor and later, King of Scotland, he is stunned …showed first 75 words of 1733 total…

…showed last 75 words of 1733 total…of Duncan, everything changes. Lady Macbeth feels guilty, and suffers from nightmares relating to the incident, which lead to her suicide. Macbeth, on the other hand, is forced to a course of killing and lying. His sense of right and wrong ceases to exist. He does not give up easily, though. He fights just until his death, which is brought on by Macduff. Even before he is killed, Macbeth is dying of a diseased spirit.