climenole writes: "Tribalism is when one group of people start to think people from another group are “wrong by default”. It’s the great-granddaddy of racism and sexism. And the most dangerous kind of tribalism is completely invisible: it has nothing to do with someone’s “birth tribe” and everything to do with their affiliations: where they work, which sports team they support, which linux distribution they love."
Sigmund Freud is alleged to have said that in the last analysis the entire field
of psychology may reduce to biological electrochemistry.