One of the plays of Shakespeare, Macbeth, is not the story about the conflict between the protagonists and the antagonists, but a story without a villain, which how the cruel main characters fall themselves to the tragic end. In this play, Macbeth and Lady Macbeth change their characteristic with each other. I will observe the characteristics conveyed in dialogue of the Act I scene 7 to the characteristics dialogue in the Act III scene2. These dialogues are the both scenes Lady Macbeth and Macbeth plan to kill someone.
One facet of their altered characteristics is the 'ambition.' In the first dialogue, Macbeth is not ambitious at being the king, while the Lady Macbeth shows high ambition at being the queen. He shows satisfaction at his place, the new name as a thane, the wealth and the admiration of people that he got recently. Repetition of "dares do" in the line "I dare do all that may become a man; who dares do more is none" shows his careness at being ambitious, and getting an action to got a power of king.
So Lady Macbeth changes his mind by some words. Lady Macbeth tells Macbeth to be brave until his limitation comparing to the strings of the instrument, "We fail? But screw your courage to the sticking place, and we'll not fail,"(line 60). As you pull the strings to the end, Lady Macbeth asserts him to be manly and brave as he can. Also, the iambic pentameter is used in this line, emphasizing the importance of courage and the ambition of Lady Macbeth. So it is the Lady Macbeth who tries to take an exact action at murder and persuade the other to commit the sin. In the second dialogue, Macbeth and Lady Macbeth try to kill the Banquo. However,