LENNOX The night has been unruly. Where we lay,Our chimneys were blown down and, as they say,Lamentings heard i' th' air, strange screams of death,And prophesying with accents terribleOf dire combustion and confused eventsNew hatched to the woeful time. The obscure birdClamored the livelong night. Some say the EarthWas feverous and did shake.
Shakespeare's idea that the imbalance of nature is accompanied by a unnatural event, which dis-harmonizes nature and humanity.