Here's the new thread for posting quotes, with the usual rules:
- Please post all quotes separately, so that they can be voted up/down separately. (If they are strongly related, reply to your own comments. If strongly ordered, then go ahead and post them together.)
- Do not quote yourself
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A good resource on distinctions (if you are not yet aware of it), is George Spencer-Brown's Laws of Form. These ideas are being further explored (Bricken, Awbrey), and various resources on boundary logic and differential logic, are now available on the web.
I'm not really sure Laws of Form is a good resource, and I'm not sure it's good at all. A crazy philosophy acquaintance of mine recommended it, so I read it, and couldn't make very much of it (although I was disturbed that the author apparently thought he had proved the four-color theorem?). Searching, I got the impression that one could say of the book 'what was good in it was not original, and what was original was not good'; later I came across a post by a Haskeller/mathematician I respect implementing it in Haskell which concluded much the same thing:
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