Percy Bysshe Shelley, Mary Wollstonecraft Shelley (1840). “A defence of poetry. Essay on the literature, arts, and manners of the Athenians. Preface to the Banquet of Plato. The banquet”, p.41
William Wilberforce (1797). “A Practical View of the Prevailing Religious System of Professed Christians: In the Higher and Middle Classes in this Country, Contrasted with Real Christianity”, p.424