When the thing observed... is seen as an agglomeration of pieces, the details lose their meaning and the whole becomes unrecognizable. This is often true of snapshots in which no pattern of salient shapes organizes the mass of vague and complex nuances.
Rudolf ArnheimWhat, then, is the basic difference between today's computer and an intelligent being? It is that the computer can be made to seebut not to perceive. What matters here is not that the computer is without consciousness but that thus far it is incapable of the spontaneous grasp of pattern--a capacity essential to perception and intelligence.
Rudolf ArnheimThe line that describes the beautiful is elliptical. It has simplicity and constant change. It cannot be described by a compass, and it changes direction at every one of its points.
Rudolf Arnheim