An insane manifesto in Macbeth's mind in the shape of physical form he believes he could almost grab, its elucidating violence in its form of a dagger is an obvious intrusion of Macbeths drive to regicide and brewing violence, foreboding the murder. The idea of a dead Duncan is so consuming its branched and intertwined itself into not only Macbeths consciousness, but subconsciousness. The soliloquey shows the duality of his morals overcome with the recklessness of insanity and immoral conscience, his pathway to supress