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
Shakespeare, William. "All's Well that Ends Well." Mr. William Shakespeare's Comedies, Histories, & Tragedies. London: Edward Blount and William and Isaac Jaggard, 1623, act 4, sc. 5.
Shakespeare, William. "All's Well That Ends Well." The Norton Shakespeare, edited by Stephen Greenblatt, et al., 3rd ed., W. W. Norton & Company, 2015, act 4, sc. 5.
The Marriage of Cadmus and Harmony
Calasso, Robert. Le nozze di Cadmo e Armonia [The Marriage of Cadmus and Harmonia]. Adelphi Edizioni, 1988, ch. 12.
Armstrong, Neil. Spoken on the moon. 20 July 1969.