I have a set of history books written by 19th Century historian Charles C. Coffin. They were written for elementary school children, as he addresses his readers as “boys and girls”.
The writing style, the syntax, and the vocabulary would present a challenge to most of the college educated people I know. Even I had to acclimate myself to the dense prose and rich literary textures.
The Constitution was brief, because, by my reckoning, most people had a richer, broader language and a deeper understanding of words, thus fewer words were necessary to convey precise meaning.
To the average Leftist, even Marx or Darwin would be too dense a read, and I regard both as simpletons when compared to other authors and thinkers in their day.
Yes West, America has been dumbed down by Liberals, me thinks