There is a test I always do when I meet a foreigner. No matter what country you are from, if you find the country right next to it on a map and ask them to tell you some of their prejudices about that country, you will be able to say, with some hesitation, “It’s not necessarily like that, but I have these prejudices.” From my experience, Algerians have prejudice and aversion to Tunisians, and South Africans have aversion to their neighboring country, Zimbabwe...