Lately, there’s a lot of talk about cultural differences between groups. In the Facebook group of expats (immigrants) people often use “it’s the culture” as an argument for accepting things that people don’t like. This can make sense, for instance, if someone is having a party they might not invite people until a day or two beforehand. If you arrive at that party at the stated time, you often will be the only person there besides the hosts. If you try to leave the party at midnight or 1am you will be invited to have one more chela, just one more. After you drink that you will be invited to…