The quote by Robert Louis Stevenson, "The cruellest lies are often told in silence," highlights the profound impact of unspoken truths and hidden emotions. It suggests that what remains unsaid can sometimes wield greater power and inflict deeper wounds than outright falsehoods. In the context of M.C. Beaton's book, "Death of a Witch," this idea resonates with the themes of deception, betrayal, and the complexities of human relationships. Silence can be a tool of manipulation, allowing individuals to hide their true intentions.

In "Death of a Witch," the narrative delves into the ramifications of silence in a community rife with secrets and unvoiced judgments. Characters grapple with the consequences of their unexpressed thoughts and feelings, leading to misunderstandings and tragedies. The quote underscores the notion that acknowledging hidden truths is essential for healing and resolution, as the weight of silence can contribute to the darkness in their lives.