3. Ravens remember.
5. History of the term “priming the pump.” Back to the 19th century. And here is Lauchlin Currie (among others), predating Keynes (pdf).
6. Contemporary art show for dogs: “That’s not the only thing about it that caters to canines: dOGUMENTA, Dawson is quick to emphasize, is not about dogs or by dogs, but for dogs, meaning artworks are installed at puppy-eye-level, and considerate of their color perception limitations.”