Only a radical cleaning of social and artistic life as, in the domain of art, is already done by Dada, which is anti-sentimental and healthy to the core, since it is anti-art. Only unscrupulously striking down any systematically bred amateurism in any field, can prepare civilization for the New Vision's happiness which is greatly and purely alive in a dew people.

from his article: 'Is a Universal Plastic Notion Possible Today?', in 'Bouwkundig weekblad', XLI 39, 1920, pp. 230-231