That was part of a speech First Lady Michelle Obama gave last month at a graduation ceremony at the University of California,Merced.

VOA: special.2009.06.05

I wasn't able to go to the actual graduation ceremony but I was at the class-day ceremony for those seniors to graduating from the religion department. -Right.

额，我没有去成毕业典礼仪式,但我参加了宗教系毕业生典礼,但我参加了宗教系毕业生典礼，-恩。

普林斯顿公开课 - 人性课程节选

Truth be told, the joy is unconfined at every graduation ceremony at Hostos Community College, a public bi-lingual college in the South Bronx, the heart of New York's vibrant Latino community.

VOA: standard.2010.06.05

(Sound) The bombing at the Hotel Shamo in Mogadishu ended a graduation ceremony for medical students of the local Banadir University, which was also being attended by a number of senior government officials.

VOA: standard.2009.12.05