Macbeth thinks “ To be thus is nothing,But to be safely thus. Our fears in Banquo”(3.I).He wants to kill Banquo because he think he know too much and he might suspect him of killing Duncan. He is so obsessed with his power he is willing to kill his friend before he loses his status as king. As Macbeth realizes he has to find a way to get rid of anyone who might take his power. He goes to the evil witches and demands,“I conjure you by that which you profess— Howe'er you come to know it—answer me”(4.I).He doesn't care how or where the witches get their answer as long as they help Macbeth keep his power secure. He is willingly going to unknown and evil women to find a way to continue being