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. "Hamlet." Mr. William Shakespeare's Comedies, Histories, & Tragedies. London: Edward Blount and William and Isaac Jaggard, 1623, act 1, sc. 3.
Shakespeare, William. "Hamlet." The Norton Shakespeare, edited by Stephen Greenblatt, et al., 3rd ed., W. W. Norton & Company, 2015, act 1, sc. 3.
Machiavelli, Niccolò. Discorsi sopra la prima deca di Tito Livio [Discourses on the First Ten of Titus Livy]. Papal Privilege, 1531, bk. 1, ch. 3
Machiavelli, Niccolo. Discourses on Livy, translated by Julia Conaway Bondanella and Peter Bondanella. Oxford University Press, 2009, bk. 1, ch. 3.
The Holy Bible, New King James Version. Thomas Nelson, 1982. (Psalm 103:15-16).