The crucible and Macbeth represents power as a volatile force

The crucible and Macbeth represents power as a volatile force, prone to the whims of personal motives. Those who obtain power unrightfully, inevitably face adverse consequences of their unnatural state. The court’s attempts to preserve Puritan morality by arresting and executing accused witches ironically lead to the removal of the most virtuous people from society. These people are the only ones who refuse to throw out false accusations or lie about involvement in witchcraft, so they find themselves condemned (this is the fate of Rebecca Nurse). This means that much of the population that remains is comprised of the power-hungry, the selfish, and the cowardly.
She puts on a fake front to get what she wants, ultimately creating a persona that’s even worse than that of the hypocrites she criticizes. Abigail’s many deceptions are sometimes laughably ironic as she chastises others for lying even as she is spinning falsehoods. In this act, she yells “Don’t lie!” at Tituba