The quote from Jim Thompson's "The Killer Inside Me" reflects a deep sense of existential struggle. It suggests that while one may feel they have an endless amount of time, the reality is that such an eternity can often feel painfully constricting. The notion of "forever" implies opportunities, yet it also evokes a feeling of stagnation or futility. The use of imagery like "a mile wide and an inch deep" highlights the superficiality of existence despite its apparent expansiveness.

Moreover, the mention of "alligators" adds a layer of danger or the unseen threats that can arise in a seemingly infinite timeframe. This could symbolize the obstacles and anxieties one faces in life, suggesting that the potential for meaningful experiences may be hindered by inner turmoil or external challenges. Ultimately, the quote encapsulates a poignant reflection on the value of time and the paradox of feeling lost in the vastness of it, underscoring the struggle to find purpose amid an infinite landscape.