There is no such thing as absolute certainty, but there is assurance sufficient for the purposes of human life.
Authentication Score 3
Original Citation
Mill, John Stuart. On Liberty. London: J.W. Parker and Son, 1859, ch. 1.
Current Citation
Mill, John Stuart. "On Liberty." On Liberty, Utilitarianism and Other Essays, edited by Mark Philp and Frederick Rosen. Oxford University Press, 2015, ch. 1.