The essence of painting has actually always been to make it [the universal] plastically perceptible through colour and line.
Piet MondrianEvolution is always the work of pioneers, and their followers are always small in number. This following is not a clique; it is the result of all the existing social forces; it is composed of all those who through innate or acquired capacity are ready to represent the existing degree of human revolution.
Piet MondrianThe colored planes, as much by position and dimension as by the greater value given to color, plastically express only relationships and not forms.
Piet MondrianWhat is natural does not have to be a representation of something. I'm now working on a thing that is a reconstruction of a starry sky, and yet I'm making it without a given from nature. Someone who says he uses a theme from nature can be right, but also someone who says he uses nothing at all.
Piet Mondrian