This book was absolutely eye-opening and changed the way I look at the world around me. I cannot recommend this book enough to anyone who may be even slightly interested in the evolution of consciousness and thought.

  • P. 19: World where life evolved without an ocean?
  • P. 25: The nervous system is used to coordinate cells.
  • P. 53: Brains are like toolkits for behavior.
  • P. 56: Octopi flood labs.
  • P. 66: Octopi have ganglia—a ladder-like nervous system.
  • P. 69: Organism whose social life comes from itself?
  • P. 70: The two forms of foraging.
  • P. 72: Local and central control of parts.
  • P. 74: Embodied Cognition.
  • P. 80: Tactile vision substitution system. (TVSS)
  • P. 82: Muscles give rise to rapid coherent action on large scales.
  • P. 83: Perceptual constants.
  • P. 84: Inter-ocular transfer.
  • P. 86: Some animals always experience a kind of split-brain syndrome.
  • P. 87: An animal may have to change its view to perceive everything.
  • P. 88: Sight can take pace without subjective experience.
  • P. 91: There is a particular style of processing information which brings consciousness.
  • P. 93: It’s likely most animals ‘feel’ primordial emotions.
  • P. 96: Subjective experience arises not from the system itself, but from modulation of the system.
  • P. 105: An octopuses’ nervous system is like a jazz band.
  • P. 121: Octopi can see through their skin.
  • P. 128: Chromatophores connected to the brain?
  • P. 129: Baboon Metaphysics by Dorothy L. Cheyney & Robert M. Seyfarth
  • P. 130: Baboons construct narratives based on what they hear.
  • P. 131: Language is about sending and receiving information.
  • P. 139: What is the purpose of inner monologue?
  • P. 144: How is word made flesh?
  • P. 144: Efference copies.
  • P. 146: Executive control.
  • P. 146: System 1 & 2 thinking.
  • P. 153: Erich von Holst & Horst Mittelstaedt terms.
  • P. 157: Cephalopods may not know what they’re saying.
  • P. 160: Why do octopi die so quickly?
  • P. 165: Everything will eventually die of non-age related natural processes.
  • P. 165: Evolution creates a mutation-selection balance.
  • P. 167: Natural selection will naturally accumulate mutations with good effects-now and bad effects-later.
  • P. 168: Medawar & Williams effect.
  • P. 169: Organisms like trees are seemingly exempt of these rules.
  • P. 170: Semelparous & iteroparous.
  • P. 174: Why are cephalopods the way they are?
  • P. 175: Deep-sea octopi live much longer than their surface cousins.
  • P. 183: Octopi “high-five”.
  • P. 185: Octopi color may have meaning to others.
  • P. 197: Episodic, procedural, and semantic memories.
  • P. 201: Huxley fishing quote.