Throughout the play Macbeth, by William Shakespeare, the reasoning of Macbeth and Lady Macbeth is completely subverted and undermined by their insatiable ambition. Macbeth was at first reasonable enough to keep his ambition in check, however it eventually became to strong for even Macbeth and therefor over powered him. To the contrary, Lady Macbeth was overcome by her ambition from the very beginning. Reasoning was abandoned after the decision to kill Duncan was made. At that point we see no serious questioning of the motives of the three witches when they told their cunning and misleading predictions. Macbeth even went as far as to a