The video originates from the idea of an abstract blind Man [hypothetical Blind Man] — essentially a collection of prejudices and stereotypes about the blind.
In ancient times, philosophers and thinkers talking about blindness did not talk about a specific person, but took the image of an abstract blind person: [hermit, plaintive, not independent in view of his!ailments!, no empathy, unable to work, to self-realization, a burden]
