Pretty good video clip.
Matt Chandler, the pastor of The Village Church in Dallas. Some of my family goes to this church and I have learned a lot from Him.
http://www.youtube.com/watch?v=o-zR3h2UsR4
The whole sermon, "Shepherds and Unregenerate Sheep" is below.
http://www.desiringgod.org/Blog/1620...enerate_sheep/