This quote from Gillian Flynn's 'Gone Girl' delves into the manipulative tactics often employed by sociopaths, highlighting the disturbing psychological principle that massive falsehoods can be more believable than smaller ones. The phrase "the bigger the lie, the more they believe it" captures the paradox that a bold lie, so audacious in scale, paradoxically demands less scrutiny and disbelief. This insight is discomforting, as it reveals a vulnerability in human cognition and social behavior—the tendency to underestimate the plausibility of grand deception.

It also sheds light on the nuanced characterization in the novel, where Amy uses this principle to her advantage, manipulating perceptions and orchestrating events with chilling precision. This speaks to the broader societal commentary on trust, truth, and the ease with which people can be swayed by confident misinformation. In a world where misinformation proliferates, this maxim acquires particular significance, reminding us to question even the most shocking narratives rather than accepting them at face value.

The quote invites reflection on morality and manipulation, urging readers to be wary of the seductive power of lies cloaked in confidence and audacity. It also emphasizes the danger of underestimating someone's capacity for deceit when wielding the bigger lie. The psychological insight embedded in this single sentence encapsulates the dark themes of 'Gone Girl,' engaging readers in a conversation about perception, reality, and the thin lines separating truth from fiction.