Carl Sagan had a pen name “Mr. X”
“Imagination will often carry us to worlds that never were, but without it we go nowhere.” - Carl Sagan, Cosmos, page 2, 1980
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Carl Sagan had a pen name “Mr. X”
“Imagination will often carry us to worlds that never were, but without it we go nowhere.” - Carl Sagan, Cosmos, page 2, 1980