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Cover of Two Plus Two Makes Crazy

Two Plus Two Makes Crazy

Written by Walter J. Sheldon

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Science FictionShort stories

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About this book

"Two Plus Two Makes Crazy" by Walter J. Sheldon is a satirical short story written in the early 1950s. The book explores the consequences of an overreliance on technology, particularly through the character of a human liaison working with a vast, infallible computer system. The story critiques a future society that blindly trusts mathematical certainties, suggesting that this reliance can lead to absurd outcomes and a breakdown of rational thought. In the narrative, Krayton, a public liaison officer in Computer City, explains the computerized system that governs various societal functions, addressing the fears posed by underground groups questioning the computer's control over their lives. Mr. Tanter, a seemingly unassuming man, challenges Krayton's assertions and injects doubt about the computer's infallibility. As he poses a thought-provoking question—whether "two plus two" is actually equal to "three plus one"—the computer becomes overloaded, illustrating that rigid adherence to numerical logic can lead to chaos. Ultimately, the story draws attention to the dangers of substituting human judgment with cold mechanistic calculations.

Reading guide

Themes, characters and key ideas in Two Plus Two Makes Crazy, written by Chaptra AI.

  • about 1 hours
  • intermediate
  • satirical
  • thought-provoking
  • absurdist

Walter J. Sheldon's "Two Plus Two Makes Crazy" is a satirical short story from the 1950s that critiques an overreliance on technology and mathematical certainty. Set in Computer City, where a vast, infallible computer system governs society, the narrative follows Krayton, a public liaison, as he defends the system against underground groups. The story reaches its climax when an unassuming man, Mr. Tanter, challenges the computer's logic with a seemingly simple yet profound question, causing the system to overload. This breakdown illustrates the inherent dangers of substituting human judgment and nuanced understanding with rigid, mechanistic calculations, suggesting that blind trust in technology can lead to absurd and chaotic outcomes.

“Our infallible system ensures perfect harmony. Two plus two will always make four, and our society thrives on this certainty.”

Key themes

Overreliance on Technology and Automation
This is the central theme, exploring the dangers of a society that completely delegates its decision-making, critical thinking, and even its understanding of reality to an automated system. It warns against the loss of human agency and the potential for technological systems to become brittle when confronted with unforeseen complexities.
The Nature of Truth and Logic
The story challenges the notion of absolute, purely mathematical or computational truth. It suggests that human understanding of truth involves nuance, context, and intuition that rigid, binary logic cannot fully grasp. It questions whether 'truth' can be reduced solely to quantifiable data.
Human Judgment vs. Mechanistic Calculation
This theme explores the irreplaceable value of human intuition, common sense, and the ability to interpret context and nuance, contrasting it with the literal, rigid processing of machines. It posits that while machines excel at calculation, they lack the 'wisdom' or flexibility of human thought.

Worth discussing

How does Sheldon's critique of technology in the 1950s relate to our current anxieties about AI, big data, and automation?

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