Does knowledge rest on construction in the sense that it only functions because the knowing system is operatively closed, therefore: because it can m… - Niklas Luhmann

We are still spellbound by a tradition that arranged psychological faculties hierarchically, relegating ‘sensuousness’ — that is, perception — to a lower position in comparison to higher, reflective functions of reason and understanding. The most advanced versions of ‘conceptual art’ still follow this tradition. By refusing to base themselves in sensuously perceptible distinctions between works of art and other objects, these works seek to avoid reducing art to the realm of sense perception.

Whatever we know about society, or indeed about the world in which we live, we know through the mass media. This is true not only of our knowledge of society but also of our knowledge of nature.

Humans cannot communicate; not even their brains can communicate; not even their conscious minds can communicate. Only communication can communicate.