I've got two daughters. 9 years old and 6 years old. I am going to teach them first of all about values and morals. But if they make a mistake, I don't want them punished with a baby.

The law is a powerful thing but the law doesn't always change what's in people's hearts. And so all of us have an obligation to think about how we're treating other people.

The easiest way to save money is to waste less energy.

No challenge poses a greater threat to future generations than climate change.

We have to all shoulder the responsibility for keeping the planet habitable, or we're going to suffer the consequences - together.

I found this national debt doubled, wrapped in a big bow waiting for me as I stepped into the Oval Office.

Stamina. There is a greater physical element to this job than you would think, just being able to grind it out. And I think your ability to not just mentally and emotionally, but physically be able to say, "We got this. We're going to be OK."