Piet Mondrian realizes the importance of line. The line has almost become a work of art in itself; one can not play with it when the representation o… - Theo van Doesburg

Gradually we began [ De Stijl-artists in The Netherlands, 1918] to present a closed front. By working there had been created not only a clarity in the collective consciousness of our group, but we had gained a certainty, which made it possible for us to define our collective attitude towards life and to perpetrate it according to the requirements of the period.. .As the world war [ World War I ] was coming to an end, we all came to feel the need of securing an interest in our efforts beyond the narrow boundaries of Holland.

In all these products, whether iron bridges, locomotives, automobiles, telescopes, cottages, airport-hangars, funicular railways, skyscrapers, or children's toys, the will towards a new style expresses itself. The similarity of these examples to the new creations in art consists in the same striving for clear, pure form which expresses truth in the objects.

Quite possibly this aesthetic contemplation coincides with religious feeling or with the uplift of the religious spirit, since in a work of art it is the deepest inwardness that expresses itself. It is necessary however, to bear in mind the essential distinction that the contemplation or uplift in art – i. e., the experience of pure art – contains nothing dreamy or vague. It is exactly the contrary; true artistic experience is altogether real and conscious