In a world that have internet, ignorance is a choice. Unfortunately, as Aasimov pointed out, the motto “my ignorance has the same value of your knowledge”, became normal and socially acceptable.
Modern way of teaching declared to be not enough. The so called “education” is just to create a highly specialized individual for a task, a bio-robot. Where are gone the ancient tomists and the glorious goals of Renaissance times?
Better to go back to Ars Notoria, Theatre of Memory and ancient methods of teaching, eye to eye, face to face, better if with lion’s grips etc.
Let the stuff be half known and half concealed