The left often doesn’t want to critique ideas because they conflate that with cultural bigotry, especially if the ideas are linked to things like religions. The right doesn’t like the ideas explanation because they believe in biological determinism and think it must be race.
Find an image of North and South Korea from space. Those people are genetically almost identical. What’s the difference? Ideas.
Why did Europe suddenly become the worlds powerhouse right after the enlightenment when before it was poorer than many places in Asia and the Middle East? The ideas changed.
Have the dominant ideas and mentalities in South Africa changed? How? That’s the question I would ask.