“There are four chief obstacles in grasping truth ... namely, submission to faulty and unworthy authority, influence of custom, popular prejudice, and the concealment of our own ignorance accompanied by an ostentatious display of our knowledge.”
Source : Roger Bacon (2016). “Opus Majus, Volumes 1 and 2”, p.4, University of Pennsylvania Press
Source : "Propaganda: The Formation of Men's Attitudes". Book by Jacques Ellul, translated by Konrad Kellen and Jean Lerner,, 1965.
“I didn't understand art, until one day Tom Brady took me to the museum, and we looked at the Picasso, and he said, 'Rob, that's a touchdown.' We looked at the Rembrandt and Tom said, 'Rob, that's another touchdown.' We looked at the Vermeer and Tom said, 'Rob, that's another touchdown.' And I said, 'No, Tom, that's just a field goal.'”
Source : Harry Partch (2009). “Genesis of a Music: An Account of a Creative Work, Its Roots, and Its Fulfillments”, p.6, Da Capo Press