What is the main theme of Shakespeare's play "Macbeth"?

The main theme of Shakespeare's play "Macbeth" is the corrupting power of unchecked ambition. This theme is intricately woven throughout the narrative as Macbeth transitions from a noble warrior to a tyrannical ruler motivated by his desires for power and status. His ambition, initially spurred by the witches' prophecies, leads him to commit heinous acts, including the murder of King Duncan. This act sets off a chain reaction of guilt, paranoia, and further violence, illustrating how ambition, when left unbridled, corrupts an individual’s morality and leads to their downfall.

Moreover, Lady Macbeth's character also exemplifies this theme; her ambition and desire for power initially seem to drive her, but ultimately, this ambition leads to her psychological unraveling. The consequences of their ambition highlight the destructive nature of desiring power at any cost, reinforcing that unchecked ambition can lead to tragic outcomes. This central theme resonates throughout the play, making it a poignant exploration of how the desire for power can lead to one's ruin, making it a compelling study of human nature and the moral dilemmas faced when ambition is allowed to exceed ethical boundaries.