
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
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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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

Where the spirit does not work with the hand, there is no art.Leonardo da Vinci
He who is fixed to a star does not change his mind.Leonardo da Vinci

Learning never exhausts the mind.Leonardo da Vinci

Simplicity is the ultimate sophistication.Leonardo da Vinci
Iron rusts from disuse; water loses its purity from stagnation... even so does inaction sap the vigour of the mind.Leonardo da Vinci
I have been impressed with the urgency of doing. Knowing is not enough; we must apply. Being willing is not enough; we must do.Leonardo da Vinci
Who sows virtue reaps honour.Leonardo da Vinci