english: He found that they were resistant to deducing the hypothetical, to speculating about what might be, and he found finally that they didn't deal well with abstractions or using logic on those abstractions.
non_english: Našao je da su odbijali da zaključuju šta je hipotetično, da razmišljaju o onome što bi moglo da bude i na kraju je uvideo da se nisu dobro nosili sa apstraktnim pojmovima ili koristili logiku za rešavanje apstrakcija.