Judging by common sense is merely another phrase judging by first appearances; and everyone who has mixed among mankind with any capacity for observing them, knows that the men who place implicit faith in their own common sense, are, without any exception, the most wrong-headed and impracticable persons with whom he ever had to deal.

John Stuart Mill (1806-1873) English philosopher and economist

“The Spirit of the Age,” part 2 The Examiner (English journal) (6-29 May 1831)