Famine doesn’t occur among hunter-gatherers, because they don’t sit there and starve: they go wherever the food is, as all animals do. One reason why famine and agriculture are connected is that, when crops fail, practitioners of totalitarian agriculture stay put and starve, because there isn’t anywhere else for them to go. If you look at famines throughout history, you’ll find that almost every one is connected to crop failure.

- How Ten Thousand Years Of Agriculture Has Failed Us — An Interview With Daniel Quinn