By Amie Parnes - 05/20/13 01:10 PM EDT
In his address, the president invoked the memory of civil rights leader Rev. Martin Luther King Jr., himself a graduate of the college.
“There are some things, as black men, we can only do for ourselves,” Obama told about 500 graduates seated before him in a small quad on the school’s campus on a rainy day, as thunder rumbled in the distance. “There are some things, as Morehouse Men, that you are obliged to do for those still left behind.
Read more on Obama's commencement speech.