[I find it] impossible [to imagine] that a nation which is grounded in Judaeo-Christian principles would somehow select someone [for President] who would repudiate those principles.

Inexperience because of (President Barack) Obama's inexperience.Look that would be one of the challenges.

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

I looked into Mr. Putin's eyes, and I saw three letters, a "K," a "G," and a "B."

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.

Arizona may be the only state in America where mothers don't tell their children that someday, they can grow up and be president of the United States.

If you have a large bloc of Americans who believe you're trying to keep their ... fellow Hispanics down and deprive them of an opportunity, obviously that's going to have an effect...The Republican Party has failed to understand to a significant degree the importance of this issue to our Hispanic voters. I think the trend will continue of lack of support from Hispanic voters and also as you look at the demographics of states like mine, that means we will go from Republican to Democrat over time.