We are not going to be able to rebuild Afghanistan into a Jeffersonian democracy.

If you want to right-size executive power relative to the other branches of government, the best way to do that is to have a healthy Congress in which the two parties are debating, disagreeing, but also occasionally working together to pass legislation.

Some heinous crimes justify the ultimate punishment.

Now, I swore an oath to uphold the laws on the books... Now, I know some people want me to bypass Congress and change the laws on my own... Believe me, the idea of doing things on my own is very tempting. I promise you. Not just on immigration reform. But that's not how - that's not how our system works. That's not how our democracy functions. Thats not how our Constitution is written.

Unlike my opponent, I will not let oil companies write this country's energy plan, or endanger our coastlines, or collect another $4 billion in corporate welfare from our taxpayers.

The biggest threat, when it comes to climate change and pollution, isn't going to come from us because we only have 300 million people. It's going to come from China with over 1 billion people and India with over 1 billion people.

The most frustrated and most stymied it is the fact that the United States of America is the one advanced nation on earth in which we do not have sufficient common-sense, gun-safety laws. Even in the face of repeated mass killings.