Any time bombs are used to target civilians it is an act of terror.

For the sake of our children and our future, we must do more to combat climate change.

Over the last 15 months, we've traveled to every corner of the United States. I've now been in 57 states? I think one left to go.

We run everything to ground. If you see something, say something. Report your concerns to law enforcement. They will be looked at, they will be reviewed.

Climate change constitutes a serious threat to global security.

You can't always come up with the optimal solution, but you can usually come up with a better solution.

The arc of the moral universe may bend towards justice, but it doesn't bend on its own.

Every country has violent, hateful, or mentally unstable people. What's different is not every country is awash with easily accessible guns.

The opportunity will not remain open indefinitely.

I’m convinced that a world in which girls are educated is a safer, more stable, more prosperous place.

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.

My administration doesn’t have any secrets, and from now on, neither will you.

It's important to make sure that governments have some checks on what they do, that people can oversee what's being done so the government doesn't abuse it.

I think, as you get older, that's when your ambitions become "peculiar".

Hope - Hope in the face of difficulty. Hope in the face of uncertainty. The audacity of hope!

This victory alone is not the change we seek; it is only the chance for us to make that change.

Sometimes people just feel as if we want to try something to see if we can shake things up.

We may come from different places and have different stories, but we share common hopes, and one very American dream.

My first job is to say thank you to those who voted me. Those who didn't, I'm going to get your vote next time.