“Necessity is the mistress and guide of nature.”
Leonardo da Vinci (verified)
The Notebooks of Leonardo Da Vinci (Primary source)
The Notebooks of Leonardo da Vinci, translated by Jean Paul Richter, is a thematic anthology of Leonardo’s writings on art, science, anatomy, engineering, and philosophy—revealing the genius’s insights, observations, and inventions through his own reflective and analytical prose.
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“A man is worthy of praise or blame solely on account of those actions which lie within his power to do or not to do.”
— Leonardo da Vinci (verified)“Wisdom is the daughter of experience.”
— Leonardo da Vinci (verified)“Reprove your friend in secret and praise him openly.”
— Leonardo da Vinci (verified)“As a well-spent day brings happy sleep, so a life well used brings happy death.”
— Leonardo da Vinci (verified)More quotes by Leonardo da Vinci →
“Necessity never made a good bargain.”
— Benjamin Franklin (verified)“The imagination of nature is far, far greater than the imagination of man.”
— Richard Feynman (verified)“Do not do that which you would not have known.”
— Benjamin Franklin (verified)“He that can have patience can have what he will.”
— Benjamin Franklin (verified)