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Surfaces and Essences by Emmanuel Sander, Douglas Hofstadter

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CHAPTER 4

Abstraction and Inter-category Sliding

X is Not Always X

It’s 3:30 in the Parisian afternoon, and Emmanuel and Doug are taking a break to go down to the corner café Le Duc d’Enghien, where they’re planning, as usual, on having, well, a café. Despite the scorching temperature, Doug is in the mood for un crème (a coffee with cream), while Emmanuel is wavering between a Coke and un diabolo menthe (a mint-flavored cold drink); finally he settles on the latter. After a few minutes’ chat, the co-authors cross the street to the pâtisserie, where, as per their daily routine, they get some pastries. Emmanuel chooses une tartelette aux fruits ...

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