TIL that a man “blinked a book”. Jean-Dominique Bauby who suffered from the Locked-in syndrome, could control only his left eyelid. By blinking his eye, he slowly dictated one alphabetic character at a time and, by doing so, was able to write his memoirs (The Diving Bell and the Butterfly).

http://en.wikipedia.org/wiki/Jean-Dominique_Bauby