Thinking about the world writ large, I am more optimistic than not that we will tackle our most pressing challenges, whether poverty or equality for women and girls or climate change; but I also know we'll only tackle them if people are really informed about the challenge and what's proven to work.

I hope that young people will also look to politics as a vehicle to not only have their voices heard, but actually to be the change makers that they want to see. They are disaffected, understandably, but I hope that young people will not only turn out to vote but also run for office.

He [Bill Clinton] likes to hearken back to his kind of Irish roots, so I think he'd love to be called First Laddy.

At the fourth grade level, girls at the same percentages of boys say they're interested in careers in engineering or math or astrophysics, but by eighth grade that has dropped precipitously.

When we look at that jingoism and the sexism and the racism and the homophobia, that's not who we are, and that's not the country that I want my daughter to grow up in.

You'd better talk to my dad. My mom's pretty busy.

A tin roof is one of the greatest indicators of prosperity in the developing world.