How many times a day/week/month do incidents of racism, xenophobia and silly little games occur. Do you feel that you suffer this more than others.?
Surely the comforts of your property, business, family etc far outweigh any annoyances and inconvenience that happen to you.
Possibly you're just realising that for you, coming here was a mistake. Or possibly the shine has just worn off.
Happens to many people.