We're going to have to make it clear that we don't want to use the kinds of tools that we have. We don't want to engage in a different kind of warfare. But we will defend the citizens of this country.

I can't stand the kind of paralysis that some people fall into because they're not happy with the choices they've made.

I think it is appropriate when you look at the test that you have to meet to be commander-in-chief for Americans to be thoughtful about, you know, who has the experience and the approach that is best likely to work.

[Donald Trump] suggestions that the United States should leave the Pacific and let Japan, South Korea, or whoever else wants to develop nuclear weapons. These are incredibly dangerous ideas that need to be confronted.

I am very comfortable saying what I believe I can do, being very specific about how we will do it, how we will pay for it, and having people know that I want them to hold me accountable.

The first step is to take weapons off the streets and to put more police on them.

I want us to invest in your future. That means jobs in infrastructure, in advanced manufacturing, innovation and technology, clean, renewable energy, and small business, because most of the new jobs will come from small business.