The witches could predict the future, they can add temptation, and influence Macbeth, but they cannot control his destiny. He chooses that for himself (and is influenced by his pushy wife). He “chooses” to murder Duncan. When he becomes overcome by the guilt of this, he “chooses” to follow up by killing Banquo and McDuff’s family. He is not forced to by the witches. The witches make him believe that he is invincible, so that he fights even when he knows that it would mean his doom. Macbeth’s downfall was foreseen and perhaps planned by the weird sisters, but it was Macbeth’s own free will that leads him to it.
In the Shakespearean play, mystic beings and forces played an important role. Essential among the supernaturals were the Three Witches. Without the witches and their predictions, the life of Macbeth might not have been skewered off course to the dark side. Macbeth might not have headed down such a bloodied road that took the entire Scottish nation down with him.
That journey into murder, misery, and madness began with the interfering of the witches into Macbeth’s life. Macbeth worked hard and liked to be appreciated for his good work. The witches appealed to that desire for recognition and reward. They knew how to make Macbeth feel that the appreciation was his by right. It was their witchy predictions that brought to the surface, and made leading, Macbeth’s deadly, sad flaws of powerful goals and inflexibility.
The witches set up the motif of “fair is foul, and foul is fair” in the