“Our time is taking the sculptural abstraction of a regular building perhaps further than ever before. Still, all of our “blobs”, “algorithmic structures”, “wedges”, “potato chips”, etc. are re-organisations of a limited set of elemental building parts. The catalog of these parts has remained the same ever since our ancestors had THE idea of human history: the switch from finding shelter to building it. This text goes through the most important element: the Wall.