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.
Leonardo da Vinci, The Notebooks
Pasted from <http://www.quotationspage.com/quote/24512.html>
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.
Leonardo da Vinci, The Notebooks
Pasted from <http://www.quotationspage.com/quote/24512.html>