O Time with your teethy years! You swallow up all things little by little in a slow-motion, wrinkling process of dying.
Leonardo da VinciThe young man should first learn perspective, then the proportions of objects. Next, copy work after the hand of a good master, to gain the habit of drawing parts of the body well; and then to work from nature, to confirm the lessons learned.
Leonardo da VinciMan's external form, marvellously constructed, is not much as compared with the divine soul that dwells inside that structure.
Leonardo da Vinci