They also thought of themselves as literally superior to everyone else on earth.
Once you have been conquered by a Chinese emperor, you have been touched by diety, and hence you better recognize your place, and who it is that rules over you forever and ever.
THAT is Chinese culture. Pretty. Isn't it?
THe Han culture is in no way racist. Historically Hans were discriminated agiasnt by conquerers of other ethnic groups, Mongols and Manchus.
>>They also thought of themselves as literally superior to everyone else on earth.
How did you get the impression? The reality is just the other way around. Most Chinese believe foreigners, especially whites, are racists and look down upon Chinese.