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
“Nature is the source of all true knowledge.”
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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