Hamlet is just acting but then it appears that he does go truly insane. Even after he has gathered evidence against Claudius, he
continues to behave strangely. When he murders Polonius, thinking that he is Claudius, he does not react to his actions in the manor in which a sane person would. This act enrages Laertes who then desires to avenge his fathers death by slaughtering Hamlet. The death of Claudius by the hands of Hamlet also contributes to the dismay of Ophelia. In these ways, Hamlet's insanity contributes to the overall tragedy of the play. Hamlet was indeed yet a very clever man , He played his whole throughout all that he Accomplished so that his plan could actually Work and it did , this is all what hamlet Carried out in his plan: he drives away his only love, he's unable to take