Essay about Hamlet crazyness during the play

Is Hamlet Crazy?
In the play Hamlet written by William Shakespeare, the principle character is the prince Hamlet. He is guided by something called "spirit" which is supposed to be the ghost of his father, who was killed by his own brother, Claudius, which is the new king now. "Though yet of Hamlet our dear brother's death. The memory be green, and that is us befitted". [ACT I, Scene II]. "Therefore our sometimes sister, now our queen" [ACT I, Scene II].
Hamlet is a young man, a college student who comes back to Denmark for his father's funeral and unfortunately, without he knows, to…