If we want to make the best products, we also have to invest in the best ideas... Every dollar we invested to map the human genome returned $140 to our economy... Today, our scientists are mapping the human brain to unlock the answers to Alzheimer's... Now is not the time to gut these job-creating investments in science and innovation. Now is the time to reach a level of research and development not seen since the height of the Space Race.

But to truly transform our economy, protect our security, and save our planet from the ravages of climate change, we need to ultimately make clean, renewable energy the profitable kind of energy. So I ask this Congress to send me legislation that places a market-based cap on carbon pollution and drives the production of more renewable energy in America.

There's so much active misinformation and it's packaged very well and it looks the same when you see it on a Facebook page or you turn on your television. If everything seems to be the same and no distinctions are made, then we won't know what to protect.

Part of American leadership is making sure that we're doing nation building here at home. That will help us maintain the kind of American leadership that we need.

The president of the United States is supposed to lead the free world and not follow it. Other nations have been more outspoken. So, I hope that we'll hear more of this because young men and women taking to the streets in Tehran need our support. The signs are in English. They're basically asking for us to speak up on their behalf.

I can't really characterize any country, except to say that we work well with a number of our foreign counterparts.

With respect to the Internet and emails, this does not apply to U.S. citizens and it does not apply to people living in the United States.