Many people manipulate it, sometimes even subconsciously, to justify racial supremacy.
After all, human nature constantly longs for familiarity. Culturally-based prejudice is often times not even explicit, nor is its intent to harm. The fundamental idea to remember is that it always starts out small. A seemingly innocent comment so easily spirals into something much worse. In short, too much emphasis on one s cultural background is ultimately destructive, especially when it becomes a person s single defining quality.