Daniel J. Boorstin? Stephen Hawking? Henry Thomas Buckle? Anonymous? Question for Quote Investigator: Widely accepted false beliefs can hinder progress and new discoveries. For example, the mistaken belief that heavier-than-air flying machines were impossible or impractical deterred requisite financing and investigation. This thought has been expressed as follows: The greatest enemy of knowledge is not … Continue reading Quote Origin: The Greatest Obstacle to Discovery Is Not Ignorance—It Is the Illusion of Knowledge