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
In terms which must be altered [Life] frequently sets its problems in terms which must be altered if the problem is to be solved at all. Dorothy Sayers, The Mind of the Maker UnfoldingCo-Evolution of Problem and Solution Spaces in Creative Design life