As every divided kingdom falls, so every mind divided between many studies confounds and saps itself.
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 VinciOf the four elements water is the second in weight and the second in respect of mobility. It is never at rest until it unites with the sea.
Leonardo da VinciIt is ordained that to the ambitious, who derive no satisfaction from the gifts of life and the beauty of the world, life shall be a cause of suffering, and they shall possess neither the profit nor the beauty of the world.
Leonardo da VinciAs regards this vice, we read that the peacock is more guilty of it than any other animal. For it is always contemplating the beauty of its tail, which it spreads in the form of a wheel, and by its cries attracts to itself the gaze of the creatures that surround it. And this is the last vice to be conquered.
Leonardo da Vinci