Why does john refuse to tell the court what he knows about the girls?

John refuses to tell the court what he knows about the girls because he fears the repercussions of exposing the truth. He is torn between protecting himself and his family and revealing the deceit that has led to the witch trials. Additionally, he grApples with guilt and the consequences of his own past actions, which complicate his decision to speak out. Ultimately, his silence reflects the broader themes of integrity, morality, and the struggle against societal pressures.