The essence of lying is in deception, not in words. — John Ruskin

Ruskin, John. Modern Painters 5. The Works of John Ruskin, edited by Edward Tyas Cook and Alexander Wedderburn. Vol. 7, Cambridge University Press, 2010, pt. 9, ch. 7, sect. 14.

Ruskin, John. Modern Painters. Vol. 5, London: Smith, Elder & Company, 1860, pt. 9, ch. 7, sect. 14.