If Photography has no Rules - How Can we Define 'Interesting'?

How do we define 'interesting'? People and pictures are diverse, and art has no rules. Is there a rule to define 'interesting' photography? There's no common ground for a rule, and photographers don't like 'rules'. Yes. - People's human nature is common ground; our brain defines the rule, and the principle is simple. Get this: our brain prefers to avoid thinking. I'll explain. Survival dictates that we conserve energy and resources. 'Thinking' happens at the conscious level, which requires massi...