It seems to me that "People in Group A are better than people in Group B" is often a piece of rhetoric used to make it harder for people from Group A and Group B to cooperate with each other. This is frequently to the benefit of a small subset of one or the other group.
In short: Who benefits from elevating this sort of hypothesis to consideration? Usually, not you.
This sort of thinking seems bad:
This sort of thinking seems socially frowned upon, but accurate:
Similar points could be made by replacing a/b with [group of people]. I think it's terrible to say something like:
But to me, it doesn't seem wrong to say something like:
Credit and accountability seem like good things to me, and so I want to live in a world where people/groups receive credit for good qualities, and are held accountable for bad qualities.
I'm not sure though. I could see that there are unintended consequences of such a world. For example, such "score keeping" could lead to contentiousness. And perhaps it's just something that we as a society (to generalize) can't handle, and thus shouldn't keep score.