Azimov: Someday


"Each different squiggle stood for a different number. For 'one', you made a kind of mark, for 'two' you make another kind of mark, for 'three' another one and so on."

"What for?"

"So you could compute"

"What for? You just tell the computer---"

"Jiminy", cried Paul, his face twisting in anger, "can't you get it though your head? These slide rules and things didn't talk."