We shall find the abstract equivalent for all forms & elements in the universe, then we shall combine them in sculptural constructions according to the mood of our inspiration.
Indeed, all things move, all things run, all things are rapidly changing. A profile is never motionless before our eyes, but it constantly appears and disappears. On account of the persistency of an image upon the retina, moving objects constantly multiply themselves; their form changes like rapid vibrations, in their mad career. Thus a running horse has not four legs, but twenty, and their movements are triangular.
And we [The Futurist artists] must invent dynamic designs to go with them and express them in equally dynamic shapes: triangles, cones, spirals, ellipses, circles, etc.
They did not want anything to do with me in Paris and they were right: they have gone much further than I, but I will work and I too will progress.