The eye, the window of the soul, is the chief means whereby the understanding can most fully and abundantly appreciate the infinite works of Nature; and the ear is second.
Leonardo da VinciHe who wishes to see how the soul inhabits the body should look to see how that body uses its daily surroundings. If the dwelling is dirty and neglected, the body will be kept by its soul in the same condition, dirty and neglected.
Leonardo da VinciPeople reveal themselves completely only when they are thrown out of the customary conditions of their life.
Leonardo da Vinci