"Gone Fishing" by James H. Schmitz is a science fiction short story published in the early 1960s. The narrative centers on themes of intelligence, ethics, and the consequences of scientific discoveries, particularly focusing on a device known as the McAllen Tube, which allows for instantaneous travel across vast distances. The story examines the moral implications of wielding such power through the interactions between two primary characters, Barney Chard, a financier and occasional con man, and Dr. Oliver B. McAllen, an aging physicist with a hidden agenda. The plot unfolds as Barney Chard seeks to exploit Dr. McAllen’s groundbreaking invention, unaware of the ethical complexities and dangers surrounding it. Set against the tranquil backdrop of a fishing trip, the narrative reveals McAllen's struggles with the Tube's unintended consequences as he grapples with both his own fears and Chard’s motivations. As Barney tries to manipulate the situation for financial gain, he unwittingly becomes embroiled in a larger scheme, leading to a shocking twist where he finds himself trapped in a reality crafted by the symbiosis of science and moral ambiguity. Ultimately, the story explores the transformation of Chard as he navigates his captivity and the psychological experiments conducted on him, culminating in a conclusion that leaves his fate intertwined with the consequences of McAllen’s invention and the philosophies governing their uses. (This is an automatically generated summary.)