“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.””
            Description of a Dong button, which is later revealed to reverse the flow of time for the wielder, if there has been a dire error made which needs correcting, Ch. 3
Ch. 3 --> 
Space Chantey (1968)
        
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R. A. Lafferty 109
American writer 1914–2002Related quotes
“Don’t push the on-button if you don’t know where the off-button is.”
Source: Short fiction, The Further Adventures of Mr. Costello, p. 224
“He's a bully. I love bullies. They have such big, shiny red buttons to push.”
Source: Kitty and the Silver Bullet
                                        
                                        I did not learn my AA-BB-CC's. God-god dammit-dammit. 
Mitch All Together (2003)
                                    
“It's supposed to be automatic, but actually you have to push this button.”
Source: Stand on Zanzibar
“If you die in an elevator, be sure to push the up button.”
Source: 1910's, The Art of Noise', 1913, p. 8
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