The most powerful political moments for me come when I feel like my actions are aligned with a certain truth. I can feel it. When I'm talking to a group and I'm saying something truthful, I can feel a power that comes out of those statements that is different than when I'm just being glib or clever.

Stamina. There is a greater physical element to this job than you would think, just being able to grind it out. And I think your ability to not just mentally and emotionally, but physically be able to say, "We got this. We're going to be OK."

If you’re walking down the right path and you’re willing to keep walking, eventually you’ll make progress.

The conservative revolution that Reagan helped usher in gained traction because Reagan's central insight - that the liberal welfare state had grown complacent and overly bureaucratic, with Democratic policy makers more obsessed with slicing the economic pie than with growing the pie - contained a good deal of truth.

I mean, if you think about - if you think about it, UPS and FedEx are doing just fine, right? No, they are. It's the Post Office that's always having problems.

There's nothing that America can't handle if we actually look squarely at the problem. ...Change depends on our actions.

I don't want ever to be a president who is comfortable and at ease with killing people.