exceptionalism
There is a lot of talk about "exceptionalism" these days. It's a term that is used to describe the idea that some groups of people are better than others, or that some countries or cultures are better than others.
The politician argued that the United States was an exceptional country, because it was the only country that had achieved such success.
The teacher argued that English was an exceptional language, because it was the only language that was spoken by so many people.