Trust the computer. The computer is your friend.
I'm the Computer. The all-knowing, the all-sensing, the all-narrating... well, you get the point.
— Alien Adventure by John Freda
This is the voice of World Control. I bring you peace. It may be the peace of plenty and content or the peace of unburied death. The choice is yours: Obey me and live, or disobey and die.
— Colossus, Colossus: The Forbin Project
Proton turned to gaze upon the electronic edifice that covered the entire wall behind him — twenty square feet of humming circuits and clicking relays, jumping meters and whirring dials, chattering printers and clacking numerical displays, scrolling LED messages, spinning spools of reel-to-reel tape, and lights that blinked on and off for no apparent reason. Multiple imagizers showed scenes from across the dominion of Man — lush hydroponic farms in the Sahara desert, towering megastructures in earthquake-prone regions, toroid space stations waltzing to Blue Danube, the vast hydroelectric dam spanning the Straits of Gibraltar. Yet this machine was merely a terminal, commlaser-linked via artificial moons to the gigantean electronic brain beneath the ice of Antarctica. A man had once foolishly said there was a worldwide demand for only five computers. Little did he know a computer would one day become so powerful it could handle the demands of the entire solar system!
— Plan 7 of 9 from Outer Space
"Master Computer. Sees all, hears all, and occasionally says something."
— Grose, Blake's 7, "Moloch"