It is time to leave behind the divisive battles of the past. It is time to move forward as one nation.

When I was a kid, I inhaled. Frequently. That was the point.

I hope that this [hacking] does not continue to be viewed purely through a partisan lens.I think there are Republicans as well as Democrats who are concerned about this.

I am confident that we will one day end the scourge of modern slavery, because I believe in those committed to this issue.

I was a constitutional law professor, which means unlike the current president I actually respect the Constitution.

Nothing in life that’s worth anything is easy.

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.