During Macbeth Lady Macbeth comments “I would while it was smiling in my face Have pluck'd nipple from his boneless gums And dash'd the brains out” (Macbeth 1.3.90). This is a very significant quote because shows how ruthless is. alone sets stage for everything that about to unfold Macbeth’s lack of empathy cause family downfall. The climax book occurs when kills king. He does this forces him by manipulating thoughts and turning into her own puppet. helps reader truly understand crazy If she willing kill baby then definitely Without quote would major context clues allow infer character traits.