every country has its differences, differences in child-rearing practices, education systems, friendship patterns, hierarchy at work, and when people don’t understand this they think it’s the people around them, rather than the system. “This escalates the spiral downward as the once helpful and sympathetic locals start to ignore and ostracise the ‘foreigner’ - who seems to hate everything about where they are living.
BBC News - Tales of woe from the roaming professionals