Iron rusts from disuse; stagnant water loses its purity and in cold weather becomes frozen; even so does inaction sap the vigor of the mind.
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Citation
Da Vinci, Leonardo. The Notebooks of Leonardo da Vinci. c. 1519.
Da Vinci, Leonardo. The Notebooks of Leonardo da Vinci. c. 1519.
Below are one or more quotes that share at least one tag with the quote at the top of the page
Bacon, Francis "Of Gardens." Essayes or Counsels, Civill and Morall. London: John Haviland, 1625.
Bacon, Francis. "Essays, or Counsels, Civil and Moral (1625): Of Gardens." Francis Bacon: The Major Works, edited by Brian Vickers. Oxford University Press, 2008.
Machiavelli, Niccolò. Il Principe [The Prince]. Rome: Antonio Blado d'Asola, 1532.
Machiavelli, Nicolò. The Prince, translated by Peter Bondanella. Oxford University Press, 2005.
Franklin, Benjamin [published as Richard Saunders]. Poor Richard's Almanack. Philadelphia, 1733.
Franklin, Benjamin. "Poor Richard’s Almanack, 1733." Benjamin Franklin: Autobiography, Poor Richard, and Later Writings, edited by J. A. Leo Lemay. Library of America, 2005.