Blue suggests the sea and sky, and they, after all, are in actual, visible nature what is most abstract.
Yves KleinAt first there is nothing, then there is a profound nothingness, after that a blue profundity.
Yves KleinAs I lay stretched upon the beach of Nice, I began to feel hatred for birds which flew back and forth across my blue sky, cloudless sky, because they tried to bore holes in my greatest and most beautiful work.
Yves KleinBlue 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.
Yves Klein