Colleges have different approaches when it comes to picking speakers, which helps explain the wide range of figures at the podium. Funnyman Will Ferrell gave a candid speech at the University of Southern California, where he once studied sports information and jokingly described it as , "a program so difficult, so arduous that they discontinued the major eight years after I left." Arnold Schwarzenegger told graduates of the University of Houston not to believe the myth that he's a self-made man: "I didn't make it this far on my own," the former bodybuilder, actor and California governor said. Oprah Winfrey told graduates at Smith College to live with purpose, saying that was the key to her long-running daytime talk show. Winfrey added that if students listen to others and "make it your intention to serve through your life with purpose, you will have a blessed life." Massachusetts Sen.