Earlier quoted context omitted.
You just have to accept that most people are not rational . They don't experience reality through a scientific (for lack of a better word) perspective. Most believe in some sort of magical deities or spirits or life force or whatever. Most operate with a physical model of reality that's clearly pre-Galilean. So flat Earth? Why not?
My working hypothesis is that most people lack the intellectual capacity to understand these things, and they haven't the fortitude to accept that they don't understand or don't know something. So instead of attempting to understand they select some imagined model that does make sense to them and act as though it is truth. Challenging them is difficult since they are so invested in their fancies being true; the alter…
I don't think it is a lack of intellectual capacity, but it is more of nurture. In the sense of their community / groups do not put much focus / value on "intellectual" things.
Imagine it as currency, say you're surrounded by people using US$, you probably wouldn't collect Swiss Francs because it is not valued by your community.
So people in different communities value certain things (intellectual ability, social IQ, even knowledge about what fashion is in atm.) differently. Many communities do not see being adept in scientific reasoning and critical thinking valuable traits.