An essay on basic principles for looking at and creating art.

1.<Tab/>What you know and what you see are two extremely different things. You know an object bends in a particular fashion, however the way the individual object is positioned possibly will not exhibit the bend you know it makes. In fact the bend may look like a totally straight line. You know from experience the seat on the chair is a square. You sat on many chairs, you've seen many …

…illusion of movement can be based on anticipated movement. A number of ways to infer motion to use reparative figures. Another method is to use blurred outlines, edges or sketchy, incomplete, and overlapping lines to define form. We used movement when we drew the box still life. The boxes and paper flowed into each other. Also when we drew the corridors we used value and perspective to make the viewers eye travel through the hallway.