أن ترفض الاستماع إلى رأيٍ لأنك متيقّنٌ من بطلانه، فذلك افتراضٌ بأنّ يقينك هو عين اليقين المطلق. وكلّ كبتٍ للنقاش افتراضٌ بالعصمة.

“To refuse a hearing to an opinion, because they are sure that it is false, is to assume that their certainty is the same thing as absolute certainty. All silencing of discussion is an assumption of infallibility.”John Stuart Mill — The Classical Utilitarians: Bentham and Mill (2003)