I grew up in a racially mixed neighborhood. So going over to friends' houses for dinner, their parents listened to Al Green and Luther Ingram. It was something that hit me early on, the feeling that came across.
I think that by following the route that I have tried to outline, one gets into a much more interesting and productive series of questions than those that result from saying simply that Chinese don't like milk because they don't like milk.
In scientific subjects, the natural remedy for dogmatism has been found in research.