The Commencement Video Extravaganza

College commencement season is coming to an end, and we have plenty of videological proof that you should follow your dreams, save the world, thank your parents, work hard, do good, etc.

So far, we've got:

• Quarterback Dan Marino at the University of Pittsburgh
• Bill Nye (the Science Guy) at Johns Hopkins University
• L.A. Dodgers announcer Vin Scully at Pepperdine University
• Journalist Samantha Power at Pitzer-Claremont College

Also, don't forget Associated Press video of :

• Sen. Barack Obama at Wesleyan University
• President Bush at both the U.S. Air Force Academy and Furman University
• Defense Secretary Robert Gates at the Virginia Military Institute

There's plenty more soon to come as the rest of this year's graduates are unleashed upon the world. Stay tuned.