There is no moral equivalent between that butcher and thug and KGB colonel Vladimir Putin and the United States of America, the country that Ronald Reagan used to call a shining city on a hill.

You hear it every four years, ... Scare the seniors, scare the seniors.

We have many advantages in the fight against global warming, but time is not one of them. Instead of idly debating the precise extent of global warming, or the precise timeline of global warming, we need to deal with the central facts of rising temperatures, rising waters, and all the endless troubles that global warming will bring. We stand warned by serious and credible scientists across the world that time is short and the dangers are great. The most relevant question now is whether our own government is equal to the challenge.

There's a certain romanticism associated with exploration of space, which is one of the major factors why we'll continue.

I am confident, with the leadership and the backing of the American people, President Obama will turn this country around.

I believe we're all aware that there are people and organizations throughout the world who are bent on destroying America, everything we stand for and inflicting harm on American citizens. It is the obligation of the president of the United States to respond to those. I believe, I must add, that this adminstration for the last seven months has neglected compelling national security threats besides this ... I hope that the president will not confine his activities to just this.

Under my plan, 85 percent of America will pay no tax or have a flat tax at our lowest rate of 15 percent.