Quote Origin: Somewhere, Something Incredible Is Waiting To Be Known

Carl Sagan? Newsweek Reporters? Sharon Begley? Apocryphal? Question for Quote Investigator: Today on the website of a software developer I saw an inspiring quotation that was credited to the famous astronomer and science communicator Carl Sagan: Somewhere, something incredible is waiting to be known. I would like to use this quotation also, but I have …