Well, I think that when you think about the challenges we face, these are challenges that require us to look forward and not backwards. When it comes to the economy I think we have to recognize that we are now in a global economy. And that the measure of our success is: how well are we training our workers? How well are we investing in the new energy economy?

Today we're seeing that climate change is about more than a few unseasonably mild winters or hot summers. It's about the chain of natural catastrophes and devastating weather patterns that global warming is beginning to set off around the world.. the frequency and intensity of which are breaking records thousands of years old.

When friends are in trouble, America Helps.

My hope is that's something [Donald Trump] is thinking about, because not only is the president of the United States somebody that the entire country looks to for direction but sets the agenda internationally in a lot of ways.

A nation that can't control its energy sources can't control its future.

Today, the world lost a creative icon. Michelle and I join millions of fans from around the world in mourning the sudden death of Prince.

Later, I would realize that the position of most black students in predominantly white colleges was already too tenuous, our identities too scrambled, to admit to ourselves that our black pride remained incomplete. And to admit our doubt and confusion to whites, to open up our psyches to general examination by those who had caused so much of the damage in the first place, seemed ludicrous, itself an expression of self-hatred - for there seemed no reason to expect that whites would look at our private struggles as a mirror into their own souls, rather than yet more evidence of black pathology.