Scale and Proportion

In my readings of Scale and proportion, there is sooo much one can find in a an art piece. The meaning of the intended scale of a single part of the art piece. What the artist wants us to let us know that particular image. Emphasis I would say goes hand in hand with scale. If these two are used well it will attract attention.  Contrast is also important in getting the viewer to look. The perfect example of contrast I can think of is Andy Warhols work:



I like this example of scale from artist  Mehmet Ali Uysal, art installation: