As Mr. Serra says, “If you’re are dealing with abstract art, you have to deal with the work in and of itself and its inherent properties. The focus is mainly on mass, weight, material, gravity and so on.”
The night is even more richly coloured than the day...If only one pays attention to it, one sees that certain stars are citron yellow, while others have a pink glow or a green, blue and forget-me-not brilliance. And without my expiating on this theme, it should be clear that putting little white dots on a blue-black surface is not enough.
∆ Vincent van Gogh, letter to sister, September 1888