In "Fear and Loathing in Las Vegas," Hunter S. Thompson explores themes of disillusionment and the chaotic nature of the American experience. The protagonist navigates a world filled with excess, confusion, and substance abuse, often reflecting on the choices that lead to despair. The narrative emphasizes the struggle to maintain sanity amidst a turbulent environment, showcasing the darker side of the American dream.

The quote, "There was absolutely no choice but to cut her adrift and hope her memory was fucked," illustrates a pivotal moment of desperation. It suggests the need to sever ties with someone who may drag them down further into chaos, relying on the hope that the past will be forgotten. This encapsulates the broader theme of trying to escape the burdens of reality while confronting the consequences of their lifestyle.