After Macbeth derives much of his motivation from the Witches perceived promise of invincibility--that no man born of woman can kill him--he interprets the prophecy to mean he is untainted by femininity, as if femininity were the source of vulnerability.
that no man born of woman can kill him.--he interprets the prophecy to mean he is untainted by femininity. Femininity were the source of vulnerability. Macbeth derives much of his motivation from the Witches perceived promise of invincibility.