"The Dong button was just that, a big green button with the word Dong engraved on it. You pushed it, and it went dong. Well, that was almost too simple. Should there not be a deeper reason for it? And the small instruction plate over it didn’t add much. It read: “Wrong prong, bong gong.”"
January 1, 1970
https://en.wikiquote.org/wiki/R._A._Lafferty