" If only I had some grease I could fix some kind of a light," Ma considered. " We didn't lack for light when I was a girl before this newfangled kerosene was ever heard of." " That's so," said Pa. " These times are too progressive. Everything has changed too fast. Railroads and telegraph and kerosene and coal stoves--they're good things to have, but the trouble is, folks get to depend on 'em. "