A luminous body will appear more brilliant in proportion as it is surrounded by deeper shadow.
Leonardo da VinciThe earth is moved from its position by the weight of a tiny bird resting upon it.
Leonardo da VinciIt should not be hard for you to stop sometimes and look into the stains of walls, or ashes of a fire, or clouds, or mud or like places, in which...you may find really marvellous ideas.
Leonardo da Vinci