At the beginning of Macbeth, Lady Macbeth is very vicious. She thinks nothing of killing King Duncan. She has no sense of what is wrong and right, and believes that it is perfectly moral to do the deed of murder. She states that to not go through with the deed would be horrible to him and that he would be a coward in his own eyes."Wouldst thou have that which thou esteem'st the ornament of life, and live a coward in thine own esteem”. She states that if she was Macbeth and did not jump at this perfect opportunity, that if a child, being fed at her breast, where as Duncan is, king, she would tear it from her and "dash'd the brains out" to have the opportunity Macbeth does. This shows how she was and how she had absolutely no self- conscience, and thought nothing about the wrong they were soon to commit.
Later on, after the murders, she, unlike Macbeth, still shows no signs of a conscience. She is very cool and collected, while Macbeth hallucinates and goes temporarily mad. Lady Macbeth on the other hand, takes everything calmly. She takes the daggers back to the King's room, smears blood on the drunken guards, and attempts to destroy all evidence of Macbeth ever being there. She knows what needs to be done and does it without any hesitation or fear. However, it is later on in the story, that it is revealed to us that Lady Macbeth’s conscience is strong.
One night, Lady Macbeth begins blabbering about spots of blood on her hands. "Out damned spot! Out, I say! – One, two. Why, then 'tis time to do it. - Hell is murky. - Fie, my lord, fie! - a soldier, and afeard?" When at first she believes that "a little water