[golemotron]

Xenophobia is a negative spin on an evolved response that is very basic to human nature: homophily [1]. You see it in all human societies.

[1] - https://en.wikipedia.org/wiki/Homophily

[BoiledCabbage]

> Xenophobia is a negative spin on an evolved response that is very basic to human nature: homophily

As is murder.

The fact we may have evolved with something doest justify it.