Some technologies don't pan out; some companies fail. But I will not walk away from the promise of clean energy. ... I will not cede the wind or solar or battery industry to China or Germany because we refuse to make the same commitment here.

I think at times of significant stress people are going to be looking for something and they don't always know exactly what it is that they're looking for and they may opt for change even if they're not entirely confident what that change will bring.

One of the great qualities of Chancellor Merkel is that she is steady. She analyzes a situation. She's honest. Sometimes we've had disagreements, but when we do, it's very constructive. And we are consistently open with each other about how we should approach these issues.

America remains the one indispensable nation. And the world needs a strong America.

The United States believes that every nation should respect international law, including in the South China Sea.

Whether our forebears were strangers who crossed the Atlantic or the Pacific or the Rio Grande, we are here only because this country welcomed them in and taught them that to be an American is about something more than what we look like, or what our last names are, or how we worship.

Secularists are wrong when they ask believers to leave their religion at the door before entering into the public square. Frederick Douglass, Abraham Lincoln, Williams Jennings Bryan, Dorothy Day, Martin Luther King - indeed, the majority of great reformers in American history - were not only motivated by faith, but repeatedly used religious language to argue for their cause. To say that men and women should not inject their "personal morality" into public policy debates is a practical absurdity.