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
What the brick really wants. Michael Sorkin, Two Hundred Fifty Things an Architect Should Know The material finds the right objectWe are working against the grain of the woodThe joy of the humble brick material