The independence of all political and other bother is a happiness.
(Rutherford Birchard Hayes (1822-1893), U.S. president. Diary and Letters of Rutherford Birchard Hayes: Nineteenth President of the United States, vol. III, p. 269, ed. Charles Richard Williams, The Ohio State Archaeological and Historical Society, 5 vols. (1922-1926), Diary (28 March 1875).)
There is only one passion, the passion for happiness.
(Denis Diderot (1713-1784), French philosopher. repr. In Selected Writings, ed. Lester G. Crocker (1966). Elements of Physiology, "Will, Freedom," (notes written 1774-1780, originally published 1875-1877).)
(Ann Plato (1820-?), U.S. teacher and author. As quoted in Black Women in Nineteenth-Century American Life, part 2, by Bert James Loewenberg and Ruth Bogin (1976).
Plato, a free African American who was a schoolmistress in Hartford, Connecticut, said this in 1841.)
It is in the love of one's family only that heartfelt happiness is known.
(Thomas Jefferson (1743-1826), U.S. president. Letter, October 26, 1801, to his daughter, Mary Jefferson Eppes. The Family Letters of Thomas Jefferson, p. 211, eds. E.M. Betts and J.A. Bear, Jr. (1966).)
Boy, take my advice, and never try to invent any thing buthappiness.
(Herman Melville (1819-1891), U.S. author. "The Happy Failure" (1854), The Piazza Tales and Other Prose Pieces 1839-1860, The Writings of Herman Melville, vol. 9, eds. Harrison Hayford, Alma A. MacDougall, and G. Thomas Tanselle (1987).
Spoken by the failed inventor.)