Arthur C. Clarke? Stanley Kubrick? Christiane Kubrick? Jeremy Bernstein? Porky Pine? Walt Kelly? Frank Interlandi? Carl Sagan? Jerome Agel? Buckminster Fuller? David Shepley? Lee Alvin DuBridge? Anonymous? Quote Investigator: Astronomers have been searching for evidence of extraterrestrial intelligence for more than a century. Is humankind alone in the universe, or is humankind sharing the cosmos …