When people decide to move to a foreign country, they have to take a big responsibility. First of all, even if you know the language it will be harder than you think to adapt to a new country. Maybe it’s because there are different rules or different people, but I’m pretty sure you’ll get along with people once you start seeing more of the country. And second of all, I think people may be rude with you at the beginning, as you are a foreigner.