Check out the Ancient Texts section. I have posted Philo’s allegory on kosher animals.  I believe that this is a very insightful lesson in to why we should keep kosher.
Philo and the Kosher Allegory

a2a_linkname=”Philo and the Kosher Allegory”;
a2a_linkurl=”http://torahfocus.com/2008/11/08/philo-and-the-kosher-allegory/”;