At 07:57 PM 5/22/2008 +0200, Stathis wrote: >You can't get an ought from an is, and if you try, it >makes you look like a crackpot. Well, you can, if your "ought" is prudential. (And I'm inclined to argue that ethics always is prudential, and hence subject to revision and improvement as new information about the "is" comes in.) Damien Broderick