If John McCain wants to have a debate about who has the temperament, and judgment, to serve as the next Commander-in-Chief, that's a debate I'm ready to have.

Yes, this is hard. But there should be no question that the United States of America is stepping up to the plate. We recognize our role in creating this problem; we embrace our responsibility to combat it. We will do our part, and we will help developing nations do theirs. But we can only succeed in combating climate change if we are joined in this effort by every nation - developed and developing alike. Nobody gets a pass.

Foreign Assistance is not an end in itself. The purpose of aid must be to create the conditions where it's no longer need.

Singapore was the very first South-east Asian nation to join the global coalition against ISIL (ISIS) coalition, and we'll work to sustain our momentum in destroying that terrorist organisation.

Several Americans, unjustly detained by Iran, are finally coming home. In some cases, these Americans faced years of continued detention, and I've met with some of their families. I've seen their anguish, how they ache for their sons and husbands. I gave these families my word. I made a vow that we would do everything in our power to win the release of their loved ones, and we have been tireless.

I would meet directly with the leadership in Iran.

Now is the time to keep the promise of equal pay for an equal day's work, because I want my daughters to have exactly the same opportunities as your sons.