In the beginning of the play, corrupting force of power is revealed when Macbeth plans a devilish deed. “Which the eye fears, when it is done, to see.” Macbeth considers the deed he is going to make. He questions himself and fears revenge, but still, the tainting energy for power shows excessively strong, making it impossible to stand up to.
As the play continues and the plot becomes more complicated, corrupting force of power is further developed when Macbeth is