“Avenge his vile and most unnatural murder” (I.iv.31); the words that changed Hamlet immensely. As Hamlet encounters the ghost of his deceased father; he discovers that Claudius, his father's brother, poisoned him. Hamlet then performs an act of madness. No one really knows why he became so crazy. Hamlet uses madness as a weapon to avenge his father's death. Returning to reason, Hamlet's thoughts and actions allow us to know how and what he really feels. Hamlet oscillates between sanity and madness, which ironically slows down his goal of revenge. Hamlet's psychology is only what he has in mind. Shakespeare writes about how Hamlet lacks self-esteem at the beginning of his first soliloquy. He wishes his flesh would melt into vapor and wishes God had not made a law against suicide. It shows how Hamlet goes through a series of emotions in the play, starting with grief, depression, madness and pain. Not only did old Hamlet's death play a role in Hamlet's "antique character" (I.iv.192), but so did his mother and uncle. Their incestuous marriage is what leads...