Four identical sides make a square. There are so many stories around the square. Josef Albers painted one into the other. At the Bauhaus school a common esercise was grouping a number of squares in different settings. It’s the module of the traditional japanese house.
Four points are enough to give birth to a square. Quattrolati is a lamp made of Carrara handpolished marble.
The sides of a square contain an empty space, where the light is spread.