There's one issue that will define the contours of this century more dramatically than any other, and that is the urgent and growing threat of a changing climate.

That we are in the midst of crisis is now well understood. Our nation is at war, against a far-reaching network of violence and hatred. Our economy is badly weakened, a consequence of greed and irresponsibility on the part of some, but also our collective failure to make hard choices and prepare the nation for a new age. Homes have been lost; jobs shed; businesses shuttered. Our health care is too costly; our schools fail too many; and each day brings further evidence that the ways we use energy strengthen our adversaries and threaten our planet.

Americans coming home, an Iran that has rolled back its nuclear program and accepted unprecedented monitoring of the program -these things are a reminder of what we can achieve when we lead with strength and with wisdom, with courage and resolve and patience. America can do and has done big things when we work together.

No religion is responsible for terrorism. People are responsible for violence and terrorism.

I invigorated the grassroots in the Republican Party as well as the Democratic Party.

With respect to the pledge I made that if you like your plan you can keep it. The way I put that forward unequivocally ended up not being accurate.

The Russians sought to interfere with the election process - that the cyber hacking that took place by the Russians was part of that campaign, and that they had a clear preference in terms of outcomes.