People creating a space rarely remember to add elements that will move gently, peacefully. Gentle movement is an important principle of biophilic design, discussed here. The goal is to add some curtains, a wall hanging, or maybe a mobile that will move peacefully in the air current created by your home’s ventilation system. Often lovely gentle air streams move into a space through open windows, all the more reason to let the fresh breeze in, whenever you can. You can…