Barack Obama: “I have determined that the Government of Syria's human rights abuses constitute an unusual and extraordinary threat.”

Your task is not to impose litmus tests.

I am very happy to see a ceasefire. And I’m hopeful that it holds.

I think when you understand the complexities of America and the contradictions of America, I don’t think it makes you love it less. I think it makes you love it more.

Helped lead some of the most significant movements for change in human history