Tis not for you to hear what I speak, Act 2 Scene3
,Macduff thinks that because Lady Macbeth is a women she's too vulnerable to hear about the murder. It's ironic because Lady Macbeth wanted to cast off her femininity in Act 1 Scene 5 and at the end of the play she is known as a fiend-like queen
Macduff can't believe all his family has been killed due to Macbeth, as he thought Macbeth who have never tried to kill his family, proving how evil Macbeth I, he was a family man Macduff as he nicknames them
""take my milk for gaul" Lady Macbeth once again is showing her removal of masculinity and life. Milk is the source of life for babies which she also wants to later "bash the brains out"
"if you durst do the deed then you are a man" Lady Macbeth bullies Macbeth saying that "thy hope drunk" and Macbeth looses all scence of power and masculinity