http://c5febborw3avzp5gobl6nvbbwflkjrfigqbm7z3i4czxu3bjrc5hsqad.onion/library/Fiction/Isaac%20Asimov%20-%20The%20Feeling%20Of%20Power.html
"Computing," said the congressman, "is only a system for
handling data. A machine might do it, or the human brain might. Let me
give you an example." And, using the new skills he had learned, he
worked out sums and products until the president, despite himself,
grew interested.