There is no business in America that would be prevented from taking results into account when making personnel decisions.

You have to take away some of tax breaks for the wealthy, and you have to cut back on some entitlements. Because, unless we do all of these things, it just doesn't work. And what's good theater and what's good politics isn't necessarily good economic policy.

We have reduced poverty in the world by 50% since the year 1970 - the number of people who go to bed hungry, the number of people that have to sleep without a roof over their heads, the number of people that are illiterate.The world is better.

Go walk the streets of Beijing. It's pretty hard to argue it isn't a modern city. Now, if you go outside [of Beijing], in the rural areas, that's true. But rural America, you can say the same thing, in Appalachia there's an awful lot of poverty and lack of education.

[Jeb Bush] could, as I describe it, run the railroad.[John] Kasich could run the railroad. Hillary Clinton can run the railroad. Running the railroad is the most important thing. You have got 4 million employees; you've got to make the system work, and it doesn't work very well.

I've always respected those who tried to change the world for the better, rather than just complain about it.

America is built around this premise that you can do it, and there are an awful lot of people who are unlikely to have done it who did.