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The external world exists

Arguments for this claim

The Explanationist Argument for the External World evidential

  1. Our sensory experiences are richly detailed, coherent, and lawfully ordered.
  2. The real-world hypothesis explains the order and coherence of our experience better than any skeptical rival (dreams, demons, simulations).
  3. We are justified in believing the hypothesis that best explains our evidence.
  4. probably, The external world exists. from 1, 2, 3

Jonathan Vogel, “Cartesian Skepticism and Inference to the Best Explanation”, Journal of Philosophy 87 (11): 658–666, 1990.