Machines work based on a series of parts working together to get a job done. On the surface, it may appear as though the machine as a whole is performing a particular function. In all actuality, when you examine it, you will find a series of parts working together. This rule is not exempt when discussing William Shakespeare's tragic play Macbeth. For every action there is a reaction. Although Macbeth is the tragic hero and protagonist, the story could not survive without the key supplementary roles of Macduff, Malcolm, and Banquo.

Macduff is not mentioned in the play until the end of Act Two. This fact does not disparage his importance to the development of the story. Macbeth is the first noblemen to blatantly question Macbeth's character and merit to be king through his actions. When Macbeth is to be proclaimed as King, Macduff chooses not to attend...