The poem explores the idea that a pessimist's negative outlook on life can be a self-fulfilling prophecy, leading to unhappiness and isolation. The speaker describes how their pessimistic views have driven away friends and loved ones, leaving them alone with their dark thoughts. The poem suggests that this pessimism is a choice, and that the speaker has actively cultivated it, but also implies that it is a deeply ingrained habit that is difficult to change. AI Generated Content