And then we became human and started not acting like lobsters.
We have intellects, a sense of morality, and a will. Those allow us to drastically curtail what might otherwise be instinctive behaviors.
I know there are some determinists who say that free will is illusory and we're as much slaves to our genetics and instincts as lobsters are.
But it certainly seems as if, in practice, tribalism (at least the clear-cut type you're describing where we exclude people who don't look like us) is recognizable and avoidable.
We have intellects, a sense of morality, and a will. Those allow us to drastically curtail what might otherwise be instinctive behaviors.
I know there are some determinists who say that free will is illusory and we're as much slaves to our genetics and instincts as lobsters are.
But it certainly seems as if, in practice, tribalism (at least the clear-cut type you're describing where we exclude people who don't look like us) is recognizable and avoidable.