Iron rusts from disuse; water loses its purity from stagnation... even so does inaction sap the vigour of the mind.Leonardo da Vinci
“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.”
Artist and inventor · 1452 – 1519
Leonardo da Vinci was an Italian Renaissance painter, engineer and anatomist whose notebooks reveal an insatiable curiosity about nature and art. He painted the Mona Lisa and The Last Supper, and filled thousands of pages with studies, inventions and observations.
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