Yves Klein Quotes
Blue has no dimensions, it is beyond dimensions, whereas the other colours are not....All colours arouse specific associative ideas, psychologically material or tangible, while blue suggests at most the sea and sky, and they, after all, are in actual, visible nature what is most abstract.
Klein, Yves. "The Evolution of Art Towards the Immaterial." Overcoming the Problematics of Art: The Writings of Yves Klein, translated by Klaus Ottmann, Spring Publications, 2007, p. 75.
Yves Klein was a French artist and an important figure in post-war European art. He was a leading member of the French artistic movement of Nouveau réalisme founded in 1960 by art critic Pierre Restany. Klein was a pioneer in the development of performance art, and is seen as an inspiration to and as a forerunner of minimal art, as well as pop art.