Appearance vs Reality (Duality)

• "Look like th'innocent flower but be the serpent underth" Lady MAcbeth A1S6
• "Bare welcome in your hands, your eyes, your tongue" Lady Macbeth A2S6, irony, spend rest of time with thanes lying
• "Were the graced person of our Banquo present, who may I rather challenge for unkindness than pity for mischance" Macbeth A3S4, duality since he knows Banquo is dead
• "False face must hide what the false heart doth know" Macbeth A1S7