Act 1, Scene 5: 'Look like th'innocent flower, but be the serpent under't. '
Shows how she deceives people with her traditionally feminine appearance so she is viewed as weaker, but on the inside she exhibits more masculinity as she has strength within.
Highlights the traditional Jacobean perspective of the audience.
Juxtaposition of 'flower' connotes femininity and 'serpent' connoting masculinity and trickery due to religious allusion of the snake representing evil, shows her different sides.