Principles for the Development of a Complete Mind: Study the science of art. Study the art of science. Develop your senses- especially learn how to see. Realize that everything connects to everything else.
Leonardo da VinciJust as a well-filled day brings blessed sleep, so a well-employed life brings a blessed death.
Leonardo da VinciThe eye which turns from a white object in the light of the sun and goes into a less fully lighted place will see everything as dark.
Leonardo da Vinci