They assert that their program is purely peaceful. . . . We want them to demonstrate clearly in the actions they propose that they have truly abandoned any nuclear weapons ambition.

I am not opposed to all wars. I'm opposed to dumb wars.

This is our first task-caring for our children. It's our first job. If we don't get that right, we don't get anything right. That's how, as a society, we will be judged.

Now, in practice, in daily social interactions, etc., there may be all kinds of biases and prejudices that are unspoken, that people aren't aware of, that affect who's hired, and who gets loans, and how kids are treated in school. But it's a powerful thing if you have on your side an idea that the overwhelming majority of people believe in because that's how you can build a consensus that's lasting.

I want to reduce America's deficit by cutting spending that we don't need but also by asking the wealthy to do a little bit more so that we can invest in things like research and technology that are the key to a 21st century economy.

I have the authority to address the threat from Isil, but I believe we are strongest as a nation when the president and Congress work together. So I welcome congressional support for this effort in order to show the world that Americans are united in confronting this danger.

We cannot drill our way out of our addiction to oil.