• Marvin trudged on down the corridor, still moaning. "...and then of course I've got this terrible pain in all the diodes down my left hand side..." "No?" said Arthur grimly as he walked along beside him. "Really?" "Oh yes," said Marvin, "I mean I've asked for them to be replaced but no one ever listens." "I can imagine.

    Douglas Adams (2017). “The Hitchhiker's Guide to the Galaxy Omnibus: A Trilogy in Four Parts”, p.70, Pan Macmillan