'Hansard' 17 March 1845, col. 1028. Bagehot, quoting Disraeli in 'The English Constitution' (1867) 'The House of Lords', elaborated on the theme with the words 'so much did the ideas of its "head" differ from the sensations of its "tail".'
Benjamin Disraeli, Edmund Gosse, Robert Arnot (1904). “The Works of Benjamin Disraeli, Earl of Beaconsfield, Embracing Novels, Romances, Plays, Poems, Biography, Short Stories and Great Speeches: Coningsby, v. 2. Selected speeches”