His speech capped a nostalgic visit for the 33-year-old billionaire, which included a visit to his old dorm room.
Mark Zuckerberg writes an "essay" on Facebook, which offers a detailed, idealistic vision of the role of the world's biggest social network
Facebook CEO, wife to begin $3 billion initiative by building new research center
A study released by researchers at Deloitte says that Facebook enabled $227bn of economic impact.
"We're going to continue building these partnerships, but connecting the whole world will require inventing new technology too," Facebook founder Mark Zuckerberg wrote.