Yes, I do carry one-- but it's actually not an affectation. I have at least one class every day that is based on some part of the Constitution, so it's a handy reference tool for class, studying, etc. when I read an opinion that refers to "Article I, Section 8" or something.
Guildenstern reminded me of this cartoon:
[Edited on Mar 04, 2004 8:13AM]
I hope to one day defend pirates and/or pornographers. I think that might be a lucrative practice in New Orleans.