unfortunately , this specific cloud chamber must have been located in an american university and it must have been the lunch hour , for there was obviously nobody paying attention -- no eyes other than harry 's to watch and be astonished at the series of random impulses spelling out patterns , which in turn twisted themselves helix-like into individual letters , which in turn grouped as words and as words found themselves attracted to other words , which gave want to feeling and feeling to phrase and phrase to metaphorical innuendo .