"I don't see how it serves our evolutionary needs."
Ever heard of the concept of group selection? Evolution does not just happen at the level of individual genes, it can also take place at the societal level. If we accept the axiom that human beings have been living in ethnic and tribal units since the beginning of our species' history-- a valid assumption considering that we evolved on the African savannah and had to compete with both apex predators and powerful herbivores-- then society will select for those traits that it deems most suitable ... (read more)
"I don't see how it serves our evolutionary needs."
Ever heard of the concept of group selection? Evolution does not just happen at the level of individual genes, it can also take place at the societal level. If we accept the axiom that human beings have been living in ethnic and tribal units since the beginning of our species' history-- a valid assumption considering that we evolved on the African savannah and had to compete with both apex predators and powerful herbivores-- then society will select for those traits that it deems most suitable ... (read more)