[imtringued]

If that were the case then either we wouldn't have such an advanced and we'll educated society today or that previous generations and societies were just as capable with less formal education.

When I hear people like you I always wonder how the human race is supposed to be doomed by a lack of intelligent people, yet somehow throughout history no such constraints are observable.

In the past people had lots of preconceptions of what black people couldn't do, you're doing the same and believing it is socially acceptable. The human brain is amazing, just because someone's brain scores worse than another in some motivation and culture test doesn't mean they are incapable of absurdly broad and vague things like "advanced concepts".

[czstar]

Can a severely intellectually disabled person learn calculus? It’s clear that not everyone has the same cognitive capabilities or potential. This is obvious. Your response is what I alluded to with my remark comparing talking about this topic to burning a Koran in Mecca. People get too emotional and throw out reason and logic.