Yet do I fear thy nature; It is too full o' th' milk of human kindness To catch the nearest way: thou wouldst be great, Art not without ambition, but without The illness should attend it.
. . . Come, you spirits That tend on mortal thoughts, unsex me here, And fill me from the crown to the toe top-full Of direst cruelty.
O, never Shall sun that morrow see!
My dearest love, Duncan comes here tonight andnd hences tomorrow
Lady Macbeth reads a letter sent to her by Macbeth at her castle. There he explains his promotion to thane of cawdor and his encounter with the witches. Lady Macbeth decides to do whatever it takes to make Macbeth king.
Lady Maceth fears that Macbeth doesn't have enough courage to kill Duncan. She means that her womanhood symbols of nurture, impedes her from performing acts of violence and cruelty, which she associates with manliness. Then Macbeth enters
Macbeth arrives and Lady Macbeth tells him to act pleasantly and normal, so they don't look suspicious.