What does the quote, "O worthiest cousin" emphasise?
In act 1, Scene 4, it represents his respect towards Macbeth and he practically treats him like family to show how much he trusts him.
What does the quote, "This castle hath a pleasant seat" emphasise?
In Act 1 Scene 6, the metaphor shows the presentation of Macbeth's home looking comfortable and welcoming however in reality, his home is Duncan's death bed and falling for his trap makes Duncan look gullible and silly.