What Influence Do Others Have On Who We Become Macbeth?

What Influence Do Others Have On Who We Become Macbeth? Various characters have influenced Macbeth such as the Three Witches, Lady Macbeth and his own Ambition. Although they all played a role in his decision, I strongly believe that Lady Macbeth is most at fault. In act 1 and 2 the three witches enlighten Macbeth