Radio affects most intimately, person-to-person, offering a world of unspoken communication between writer-speaker and the listener.
Marshall McLuhanThe modern nose, like the modern eye, has developed a sort of microscopic, intercellular intensity which makes our human contactspainful and revolting.
Marshall McLuhanThe computer is the most extraordinary of man's technological clothing; it's an extension of our central nervous system. Beside it, the wheel is a mere hula-hoop.
Marshall McLuhan