Reciprocity Whenever human activities incorporate machines or rigidly prescribed procedures, the modes of human interaction change. In general, technical arrangements reduce or eliminate reciprocity. Reciprocity is some manner of interactive give and take, a genuine communication among interacting parties. Ursula M. Franklin, The Real World of Technology reciprocity
205. Structure Follows Social Spaces Problem No building ever feels right to the people in it unless the physical spaces (defined by columns, walls, and ceilings) are congruent with the social spaces (defined by activities and human groups). Solution A first principle of construction: on no account allow the engineering to dictate the building’s form. Place the load bearing elements—the columns and the walls and floors—according to the social space of the building; never modify the social spaces to conform to the engineering structure of the building. Christopher Alexander, Murray Silverstein & Sara Ishikawa, A Pattern Language Form follows function uxfunction