Commentary
The fourth act of William Shakespeare’s play “The Tragedie of Macbeth“ begins with the Scottish king, who has murdered his way to the throne, demanding that three witches conjure up spirits to tell of his future. The first warns Macbeth to beware of Macduff, the Thane of Fife. The second assures him that he need fear no man born of woman. The third gives him what seems an equally reassuring prophecy:
