There is no tabula rasa. We are like sailors who must rebuild their ship on the open sea, never able to dismantle it in dry-dock and to reconstruct it there out of the best materials. Where a beam is taken away, a new one must at once be put there, and for this the rest of the ship is used as support. Otto NeurathFEATURING HIS SELF MADE SAILOR’S HAT until his last days, Lawrence Weiner never tired of reminding us that WE ARE SHIPS AT SEA NOT DUCKS ON A POND, apparently sharing Otto Neurath’s moral imperative. The necessity of citing Weiner verbatim in the very first sentence (and in nearly every