Water can be a great addition to an interior space—not the random water burbling in through a broken pipe or flooded field—but water in a gently moving desktop fountain or in an aquarium stocked with fish. We even get a big jolt of feel-good juice in our brains from seeing some water in nature scenes in photos and paintings on our walls and elsewhere. Those photos, etc. are both calming and mentally refreshing, as discussed in this article. Both hearing…