Rudolf Arnheim

Furthermore, order is a necessary condition for making a structure function. A physical mechanism, be it a team of laborers, the body of an animal, or a machine, can work only if it is in physical order.

What I look for when I see a piece of art for the first time is some kind of emotional, intellectual experience, that's a combination of both of those things and is informed by my knowledge and something new that I see the artist doing.