"O, full of scorpions is my mind, dear wife!" - Macbeth Act 3 Scene 2
Macbeth achieves his ambition to become king, but at the expense of his happiness, as he feels he needs to murder, lie and behave brutally to others in order to keep his power.
“The dead butcher and his fiend-like queen” - Malcolm, Act V, Scene IX
“butcher” =someone who kills without feeling or remorse. suggesting that, due to ambition, Macbeth turned from noble general to common murderer
Malcolm doesn’t refer to either character by name: this omission shows their immediate fall in status
Lady Macbeth is described as a “fiend”: a demon. She is being compared to the evil forces present in the play – the witches – who aim to bring chaos to the kingdom of Scotland