lady Macbeth thinks because the guards are drunk she can kill Duncan herself
why did you bring these daggers from the place? they must lie there. Go carry them and smear the sleepy grooms with blood
l'll go no more. i am afraid to think what i have done. Look on't again I dare not.
Macbeth is hallucinating and is hearing people talk and waking up
will all great neptune's oceans wash this blood clean from my hand? No, this my hand will rather the multitudinous seas incarnadine, Making the green one red.
Macbeth is going crazy from guilt
a little water clears us of this deed. how easy is it, then! Your constancy Hath left you unattended. [Knock.] Hark, more knocking. Get on your nightgown, lest occasion call us and show us to be watchers. be not lost so poorly in your thoughts.
to know my deed 'twere best not know myself. Wake Duncan with thy knocking. I would thou couldst.
Macbeth makes a big mistake and refuses to fix it because he's so guilty
Macbeth is so guilty that he thinks that not even Neptune's ocean can wash away the guilt
lady Macbeth wants Macbeth to stop thinking about the murder but Macbeth can't stop thinking about it because he to guilty