You know that it's racist to declare the limits of what differently coloured folks can and can't understand, right? Why on Earth wouldn't I be able to understand that African Americans would be preoccupied with improving their conditions, such as by building an oasis in Africa, the way Jews built Israel after WWII?
I also think "race," as in skin colour, is irrelevant. What matter here are economic class, culture, and history.
So are you saying you literally can't understand what Nietzsche is saying about the will to power, or about social Darwinism? So you can't understand largely why the Nazis fought WWII? Your mere skin colour holds you hostage to that extent? No, that kind of woke, liberal racism strikes me as an excuse. There's a big difference between disagreeing vehemently with an ideology, and not understanding it. You seem to be appealing to this kind of racism or identity politics because it's politically correct.
You're actually the second reader to ask me about Harari's Sapiens over the last several days. I think it's a great book, as is Homo Deus. I like how he emphasizes the role of fiction in convincing large populations to cooperate, and I apply one of his ideas here, about social brands: