Lady Macbeth asks for this ability after reading Macbeth's letter.
What is the ability to have a man's cruelty (evil)
This person plans King Duncan's murder
Who is Lady Macbeth
Using the following quotes, these can be implied:
"Bloody instruments ... return to plague the inventor."
"I am his kinsman and his subject."
"As his host ... should against his murderer shut the door."
Macbeth reveals his reluctance to kill Duncan.
“And often times to win us to our harm, the instruments of darkness tell us truths; Win us with honest trifles to betray's in deepest consequence.” In this speech, Banquo warns Macbeth that:
the witches might speak truthfully and bestow small favors in order to cause their downfall
How does Lady Macbeth appeal to her husband to bring him out of his hallucinations during the banquet scene?
She questions his manhood.
“Upon my head they placed a fruitless crown. And put a barren sceptre in my gripe, thence to be wrenched with an unlineal hand.” The foregoing words all refer to
Macbeth's belief that he’s unable to accomplish greatness as king.
By the end of Act III, these changes are apparent in the character of Macbeth
greater power in his relationship with his wife
moral deterioration
controlled by his fear