appearance vs reality

• Lady Macbeth: look like th'innocent flower but be the serpent under't
• Macbeth ackowledges his need for a 'false face'
• Lady Macbeths ability to disguise her guilt deteriorates over time
• Witches use paradoxes to give Macbeth false confidence
• Lady Macbeth: sleek o'er your rugged looks . be bright and jovial along your guests tonight