Book: &quot;The Origin of Consciousness in the Breakdown of the Bicameral Mind&quot; —  <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Bicameralism_(psychology)#Breakdown_of_bicameralism" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Bicameralism_(psychology)#Brea...</a><p>Theory: The brain has two hemispheres: One does the talking and one does the listening. Sometimes we react because the &quot;self&quot; is the last to know or just reacts not realizing it is a self evaluation below our awareness. (Dog goes to bite your hand and you react.) We then try to assign order to that chaos with a reason such as &quot;god[s]&quot;, or &quot;spirit[s] warned us or made us do so.<p>Snippet:  &quot;...&quot;... Leftovers of the bicameral mind today, according to Jaynes, include religion, hypnosis, possession, schizophrenia and the general sense of need for external authority in decision-making....&quot;