" In other words, a bunch of guys who spent their time running around the woods, hunting and fishing and trading meat for sex, one day saw someone hoeing weeds and said to themselves, “What a fine idea! Let’s go do that instead,” Is it possible that the technology did not spread entirely by adoption, that hunter-gatherers were wiped out or displaced by an advancing agricultural imperialism? The record suggests that although some adoption did occur, by and large farming spread by genocide. "

― , Against the Grain: How Agriculture Has Hijacked Civilization