„Humans cannot communicate; not even their brains can communicate; not even their conscious minds can communicate. Only communication can communicate.“
— Niklas Luhmann German sociologist, administration expert, and social systems theorist 1927 - 1998
Luhmann (1988) "How can the mind participate in communication" In: Hans Ulrich Gumbrecht et all. (Ed.) Materialities of Communication. p. 371 ( link http://books.google.nl/books?id=WDmrAAAAIAAJ&pg=PA371).