Part 1 of Essay
In my view, Lady Macbeth is far worse than Macbeth. Although they both think of murdering King Duncan as soon as they hear the witches' prophecies, Macbeth thinks more about what he may or may not do, whereas Lady Macbeth immediately appeals to evil spirits to give her the strength to kill Duncan. When Macbeth first hears ....

Part 2 of Essay
.... spirits, to (ironically) give her the strength to kill the king. In Act 1, Scene 7, Macbeth is doubtfull of Lady Macbeth's plot to kill the king. He doesn't think that he will be able to live with the guilt of killing his king while he is staying under his very roof, and then decides that he will not kill the king. This shows that Macbeth is thinking about what he is going to do, and shows that he does feel guilt and is weighing up the situation, unlike Lady Macbeth who never thinks twice about killing the king ....