As Farley Mowat, the Canadian novelist, said: "I never let the facts get in the way of the truth!"

Also relevant: Lee McIntyre's book on willful ignorance in the Internet age. With so many facts readily at hand, the flip side of agnotology is an audience who decides to stay ignorant in the face of contrary facts.

http://www.amazon.com/Respecting-Truth-Willful-Ignorance-Int...