I am certainly open to the idea that this might be used to explain other philosophical categories besides knowledge. I have some real sympathy with the work of those moral realists who have tried to give naturalistic accounts of human flourishing, and who offer accounts of right action in such terms. (I suppose this is more evidence that I really do have deep affinities with Aristotle!)
[Several candidates talked of problems with the federal Medicare system, particularly concerns about whether it would cover prescription drug costs in the future. ] We're asking senior citizens to make a choice between their health and their income,. . . Medicare is probably the most difficult challenge we face in the next century, because it has a lot to do with other things besides money.