"Being engulfed in practice without delicate knowledge..." - Quote by Leonardo Da Vinci
Being engulfed in practice without delicate knowledge related to it, is in many ways like entering a ship without knowing where it is headed.
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More by Leonardo Da Vinci
“Never make heads straight on the shoulders, but turn them aside to the right or to the left, even though they look down, or upward, or straight ahead, because it is necessary for them to look lively and awake and not asleep. And do not depict the front or rear half of the whole person so that too much straightness is displaced, one half above or below the other half; and if you should wish to use stiff figures, do so only in portraying old people.”
“Of several bodies, all equally large and equally distant, that which is most brightly illuminated will appear to the eye nearest and largest.”
“Details make perfection, and perfection is not a detail.”
More on Knowledge
“Our books approach very slowly the things we most wish to know.”
“This passion, so unordered and yet so potent, explains the capacity for teaching that one frequently observes in scientific men of high attainments in their specialties-for example, Huxley, Ostwald, Karl Ludwig, Virchow, Billroth, Jowett, William G. Sumner, Halsted and Osler-men who knew nothing whatever about the so-called science of pedagogy, and would have derided its alleged principles if they had heard them stated.”
“There is hope for a man who has never read Malory or Boswell or Tristam Shandy or Shakespeare's Sonnets: but what can you do with a man who says he "has read" them, meaning he has read them once, and thinks that this settles the matter?”