"To make a perfume, take some rose water and wash your hands in it, then take a lavender flower and rub it with your palms, and you will achieve the desired effect"
"The merit of painting lies in the exactness of reproduction. Painting is a science and all sciences are based on mathematics. No human inquiry can be a science unless it pursues its path through mathematical exposition and demonstration."
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Source: Leonardo Da Vinci “The Notebooks of Leonardo Da Vinci”, Lulu.com
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