Charles Eliot was the President of Harvard University from 1869 to 1909. He often used to cite that if a person spent 15 minutes-a-day aside for reading, one could get a liberal education (like that of Harvard) for free. He cited that such books would sit comfortably on a five-foot shelf.
Stumbled upon this video on TED. Sue Austin, a wheelchair bound person, shows the worlds, how free she is. Deep sea diving …in a wheelchair~