The absence of hope can rot a society from within.

I do want to once again speak directly to the Iranian people. Yours is a great civilization with a vibrant culture that has so much to contribute to the world - in commerce and in science and in arts. For decades, your government's threats and actions to destabilize your region have isolated Iran from much of the world, and now our governments are talking with one another. Following the nuclear deal, you, especially young Iranians, have the opportunity to begin building new ties with the world.

We do need to make sure that we have an orderly, lawful immigration process.

Too often, we have failed to enforce international norms when it's inconvenient to do so.

When the United States stands up for human rights, by example at home and by effort abroad, we align ourselves with men and women around the world who struggle for the right to speak their minds, to choose their leaders, and to be treated with dignity and respect. We also strengthen our security and well being, because the abuse of human rights can feed many of the global dangers that we confront - from armed conflict and humanitarian crises, to corruption and the spread of ideologies that promote hatred and violence.

I'm not going to Wall Street [after the presidency]. The amount of time that I'll be investing in issues is going to be high. But it'll be necessarily in a different capacity.

It could be another election where the alignments between Republicans and Democrats are different than they were this time and who a foreign country prefers.