Whenever I want to deliberately repeat a word, I try to put one of them in the form of a contraction.

In this case, you might want to make it: "Why We Didn't Not Go to the Moon."

Or not not.

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Relight the Firefly!

"It is quite clear that Occam's razor does not sharpen in your pyramid." (Nicolas)

"Still, a man hears what he wants to hear and disregards the rest." (Paul Simon)