Marcel Duchamp's 'Nude descending the stairs' is the result of the desire for motion. Here he has also eliminated representative form. This avoids th… - Alexander Calder

The various objects of the universe may be constant, at times, but their reciprocal relationships always vary.

Question: Which has influenced you more, nature or modern machinery?
I haven't really touched machinery except for a few elementary mechanisms like levers and balances. You see nature and then you try to emulate it. But, of course, when I met Mondrian [Paris, 1930] I went home and tried to paint [for a while]. The basis of everything for me is the universe. The simplest forms in the universe are the sphere and the circle. I represent them by disks and then I vary them. My whole theory about art is the disparity that exists between form, masses and movement. Even my triangles are spheres, but they are spheres of a different shape.

One of the canons of the futuristic painters, as propounded by Modigliani, was that objects behind other objects should not be lost to view, but should be shown through the others by making the latter transparent. The wire sculpture accomplishes this in a most decided manner.