Thoughts on a Collapsing Wall

One summer day, while I was walking along the country road on the farm where I was born, a section of the stone wall opposite me, and not more than three or four yards distant, suddenly fell down. Amid the general stillness and immobility about me the effect was quite startling. ... It was the sudden summing up of half a century or more of atomic changes in the material of the wall. A grain or two of sand yielded to the pressure of long years, and gravity did the rest.

 Vonnegut on Fiction vs. Journalism - Noise and Melody

I am reminded now, as I think about news and fiction, of a demonstration of the difference between noise and melody which I saw and heard in a freshman physics lecture at Cornell University so long ago. (Freshman physics is invariably the most satisfying course offered by any American university.) The professor threw a narrow board, which was about the length of a bayonet, at the wall of the room, which was cinder block. "That's noise," he said. Then he picked up seven more boards, and he...