Why, on average, do Whites believe all races are equal, but Blacks, Hispanics, and Asians each believe their race is superior?

I
I

It appears that White liberals believe Blacks are superior to Whites and that many White conservatives believe Whites are superior to Black. However, the average belief of Whites is that all races are equal.

Why, on average, do Whites believe all races are equal, but Blacks, Hispanics, and Asians each believe their race is superior?
Post Opinion