1:4/64. ComCo Bs. 1/c, (orange pa) n.d.,: Marshall McLuhan realizes that our environment is | created in the image of man. The wheel is an extension | of the foot, clothing is an extension of the skin. | Electric circuitry is an extension of the central | nervous system. Our spine is a bundle of nerve fibers pulsing with synaptic flashes which we represent by stringing telephone wires between switchboards to carry electric messages. We are influenced by our environment. Media are part of our environment. The invention of the printing press popularized reading for the first time in history. [..] By Stephen Jensen (attribution given)