Harmony - the mention of the word makes me think of easy flow. Elements working together as a whole in a pleasing way. We can look at any setting and instinctively know if it is in harmony or not. The key is , if it is not harmonious, can you assess why?

This is where expert advice is truly valuable. Knowing how to relate a space to its surroundings and knowing when to edit/add and what to edit/add is the art of refinement.

Refinement creates harmony.