If you give up on the idea that your voice can make a difference, then other voices will fill the void: lobbyists and special interests; the people with the $10 million checks who are trying to buy this election and those who are making it harder for you to vote; Washington politicians who want to decide who you can marry, or control health care choices that women should make for themselves.

Both of our nations [America and Germany] were proud to join the Paris Climate Agreement which the world should work to implement quickly. Continued global leadership on climate in addition to increasing private investment and clean energy is gonna be critical to meeting this growing threat.

Like Joe Biden and so many other Americans, I've lost people I love deeply to cancer. I've heard often from those whose loved ones are suffering from Alzheimer's, addiction, and other debilitating diseases. Their heartbreak is real, and so we have a responsibility to respond with real solutions.

On every continent, there are girls who will go on to change the world in ways we can only imagine, if only we allow them the freedom to dream.

Of course, there's been a real debate about where to invest and where to cut, and I'm committed to working with members of both parties to cut our deficits and debt. But we can't simply cut our way to prosperity.

To restore America's competitiveness, we must recruit a new generation of science and technology leaders by investing in diversity.

[Michelle Obama] was the hardest sell. And she never fully embraced being in the public spotlight, which is ironic, given how good she is.