People say that New Yorkers aren't friendly, but I think they're more friendly than Londoners. Here there is a front-footed nature of Americans. You can go out on a night out and meet 10 random people and stay in touch with them, whereas that's not going to happen in the same way in London.
It is often said that Poland is a country where there is anti-semitism and no Jews, which is pathology in its purest state.