The poet ranks far below the painter in the representation of visible things, and far below the musician in that of invisible things.
Leonardo da VinciWhat induces you, oh man, to depart from your home in town, to leave parents and friends, and go to the countryside over mountains and valleys, if it is not for the beauty of the world of nature?
Leonardo da Vinci... we might say that the earth has a spirit of growth; that its flesh is the soil, its bones the arrangement and connection of the rocks of which the mountains are composed, its cartilage the tufa, and its blood the springs of water.
Leonardo da Vinci