In Plato's presentation of Athenian democracy in a metic frame, Athenian membership re-emerges as a question, not a given, for political life.

My friend works in the world’s weirdest building. It’s all made of grass, it has no walls or ceiling, and it’s full of people making financial transactions.

Joshua Landy just posted a very interesting blog entry here, partly on how the fallacy of conversion tends to work in Derridean argument.  I am no longer enchanted by Derrida -- I've been... deconverted? deprogrammed? -- but I was prompted to defend him in the comments to that post.