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
A simple grain of sand "The desert will give you an understanding of the world; in fact, anything on the face of the earth will do that. You don't even have to understand the desert: all you have to do is contemplate a simple grain of sand, and you will see in it all the marvels of creation." Paulo Coelho, The Alchemist The history of all things