Missus Obama joked that if she had known, she would have picked a higher number. She called on GW students to continue to open their minds and serve others.

President Obama was also busy with graduation speeches. At the University of Michigan in Ann Arbor he spoke about creating smarter and better government. He also spoke at Hampton University, a historically black university in Virginia. And he spoke at the United States Military Academy at West Point, New York.

BARACK OBAMA: “And the faces in this stadium show a simple truth: America's Army represents the full breadth of America's experience. You come from every corner of our country -- from privilege and from poverty, from cities and small towns. You worship all of the great religions that enrich the life of our people. You include the vast diversity of race and ethnicity that is fundamental to our nation's strength.”

Several famous actors also spoke at college graduation ceremonies this month. Meryl Streep spoke to the female graduates at Barnard College in New York City. She described her many early efforts at acting during childhood. She made a strong statement about the important role of women today.

Alec Baldwin spoke at New York University about the importance of taking risks in life. And, actress Lisa Kudrow spoke at Vasser College in Poughkeepsie, New York.

The writer John Grisham gave many words of advice to students at the University of North Carolina at Chapel Hill. He told them to call home once a week and to read at least one book a month. He also called on the graduates to work on finding a voice for themselves that is clear and truthful.