Macbeth realizes the crime he is about to enter and is fully aware of his punishments in the future.
Macbeth understands that by killing Duncan, he will come to face many consequences, but he is determined to proceed with his evil plan.
The catalyst for Macbeth's ambition is the witches interference in Macbeth's life and their prophesies which pervade his mind.
Lady Macbeth, whose ambition is even stronger than Macbeth's, often persuades Macbeth to act on his ambitions.
It is obvious that Macbeth begins the play as a noble man.
He risks his own life to protect Scotland from Norway and the traitorous Thane of Cawdor.Lady Macbeth is also driven by ambition for her husband to become King.Macbeth's ambition and strive for power affects their lives in a negative way and eventually leads to their downfall.His ambition drives him to do things that he does not really want to do.Interfering with his ambition is his conscience, which tries to stop him from committing awful crimes..pass_color_to_child_links a.u-inline.u-margin-left--xs.u-margin-right--sm.u-padding-left--xs.u-padding-right--xs.u-relative.u-absolute.u-absolute--center.u-width--100.u-flex-inline.u-flex-align-self--center.u-flex-justify--between.u-serif-font-main--regular.js-wf-loaded .u-serif-font-main--regular.amp-page .u-serif-font-main--regular.u-border-radius--ellipse.u-hover-bg--black-transparent.web_page .u-hover-bg--black-transparent:hover. Content Header .feed_item_answer_user.js-wf-loaded . King Duncan acknowledged Macbeth's bravery by naming him the new Thane of Cawdor, "What he hath lost, noble Macbeth hath won," (Act 1, Scene 2, 67).One would think that such an accomplishment as Thane of Cawdor would satisfy Macbeth's ambition. He kills Duncan in his ambitious quest to gain even more power and later is consumed by paranoia and guilt.The theme of ambition is first introduced in Act One where Macbeth hears the three witches greeting " All hail, Macbeth!Hail to thee, Thane of Cawdorâ€All hail, Macbeth, that shalt be King hereafter! Macbeth hears this from the witches and his ambition rises and he believes that there could be some truth hidden in the weird sisters' words.