Here's an original (to my best knowledge) by Donald Simmons that was posted to a kind of strange thread on ncsu.general...
[Note - posted with Andy Simmons' permission. My thanks to him - ed.]
From: email@example.com (Donald Andrew Simmons)
Subject: Re: Yoda Grammar
In article <firstname.lastname@example.org>,
Ravi K. Swamy <email@example.com> wrote:
>>Ever wonder if there are others of Yoda's race, and if they speak the
>Oh, the horror.
Imagine the yoda-men in the office, around the water cooler.
Yoda 1: Hello, Bill.
Yoda 2: Morning, Hank.
Yoda 1: Finish that proposal, you did?
Yoda 2: Yes, finally. Quite a chore, it was.
Yoda 1: That Henderson, he is a slave driver, eh?
Yoda 2: Yes. To kick his ass I'd like. "There is no try, only do."
Asshole he is.