Autopoiesis and Cognition: The Realization of the Living - H.R. Maturana, F. J. Varela - Google Books

http://books.google.de/books/about/Autopoiesis_and_Cognition.html?hl=de&id=nVmcN9Ja68kC

This is a bold, brilliant, provocative and puzzling work. It demands a radical shift in standpoint, an almost paradoxical posture in which living systems are described in terms of what lies outside the domain of descriptions. Professor Humberto Maturana,…