Mirror of the self is a foundational concept in self-aware cognition.

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• Mirror of the selfconcept0.824
  The phenomenon that objects with more living structure appear to us as more resembling our own eternal self.
• Performing the mirror-of-the-self test gradually brings the observer closer to contact with the original mind.claim0.813
  The reciprocal effect: doing the test deepens self-knowledge and judgment.
• The Mirror of the Self test ensures configurations are felt, not just observed by members.claim0.809
• mirror of the self testmethod0.807
  A method introduced in Book 1 where observers compare their feeling of self with the life in a candidate thing; Alexander claims it correlates with observed life in thousands of centers.
• The mirror-of-the-self test produces judgments of relative life that are consistent across people and correspond to objective living structure.claim0.807
  Central methodological claim of the chapter, supported by multiple experiments.
• The mirror-of-the-self test helps observers escape subjective preference and learn to see the objective life in things.claim0.805
  Describes the transformative potential of the test.
• The mirror-of-self criterion allows a person with almost no training, after a few hours, to make quality judgments of carpets that would normally require years of connoisseurship.finding0.804
  Empirical finding cited in Book 1 regarding oriental carpets, recapitulated in the Mid-Book Appendix to support the universality of the self-criterion.
• "the self-prior can serve as an internal criterion for the mark-directed behavior observed in the mirror test, offering a computational basis for investigating the developmental origins of self-awareness"quote0.804
  Load-bearing summary of the paper's central contribution