We need to reduce our dependence on foreign oil by ending the subsidies for oil companies, and doubling down on clean energy that generates jobs and strengthens our security.

John Kerry believes in an America where hard work is rewarded.

I think that there's a power in that [information through tweets and sound bites ]. There's also a danger, what generates a headline or stirs up a controversy and gets attention isn't the same as the process required to actually solve the problem.

As the United States begins a new chapter in our relationship with Cuba, we hope it will create an environment that improves the lives of the Cuban people, not because it is imposed by us, the United States, but through the talent and ingenuity and aspirations, and the conversations among Cubans from all walks of life so they can decide what the best course is for their prosperity.

Those are values that help guide not just my family's Christian faith, but that of Jewish Americans, and Muslim Americans; nonbelievers and Americans of all backgrounds. And no one better embodies that spirit of service than the men and women who wear our country's uniform and their families.

It is possible for leaders or regimes to be cruel, bigoted, twisted in their world views and still make rational calculations with respect to their limits and their self-preservation.

The thing that has disturbed me most about the Russian hacking episode is - and the thing that surprised me most has not been the fact of Russian hacking. The cyber world is full of information gathering, you know, propaganda, et cetera. I have been concerned about the degree to which, in some circles, you've seen people suggest that Vladimir Putin has more credibility than the U.S. government. I think that's something new.