That's only because we really are better than everybody else.
It's the system that is better and you just happened to be lucky enough to be born into it. Your comment basically reinforces his claim. Arrogance is greatest before a fall. Perhaps you should try and stay humble as God would have you.
Doesn't the "bitter" Mr. Gorbachev live here in the United States? Doesn't he have some sort of foundation that is headquartered in San Francisco? Seems to me I read that somewhere. Perhaps he likes the living conditions, etc., that this country with the "superiority complex" is able to afford him.