Huge numbers of Americans think the United States is the greatest country in the world, or even that it is the best that has ever existed. That may or may not be the case, but we ought to ask: in comparison to what?
It is important for us to look at political and economic systems outside of our own. If we become too parochial, we tend to engage in ethnocentrism, the attitude that one’s own group, nation, or culture is superior to all others. At that point, there really is no need to consider any other system.