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
No words to describe If there is no term for something, it might be thought that the commodity is of small importance. But it is just as likely that this something is of such importance that it is taken for granted, and thus any conveniences, like words, for discussing it are unnecessary. Donald Richie, A Tractate on Japanese Aesthetics The quality without a nameThis is Water meaningwords