Learn to manage your mind. Do not let a situation lure you into thinking negatively. Sometimes you will fail but you'll learn for the next time. Every time a negative thought comes at you ZAP IT! Replace it with positive thoughts. That takes energy but the result will be stamina, positive stamina, the necessary ingredient for success.

I always say, keep the oil. I said don't go in, but I said keep the oil.

Workers in the United States are making less than they were almost 20 years ago, and yet they are working harder.But so am I working harder, that I can tell you.

I think NATO is obsolete. NATO was done at a time you had the Soviet Union, which was obviously larger - much larger than Russia is today. I'm not saying Russia is not a threat. But we have other threats. We have the threat of terrorism. And NATO doesn't discuss terrorism. NATO's not meant for terrorism. NATO doesn't have the right countries in it for terrorism.

I will never, ever apologize for protecting the safety and security of the American people.

We're going to make America safe again. We're going to make America great again, but we're going to make America safe again.

When they made that horrible deal with Iran, they should have included the fact that they do something with respect to North Korea. And they should have done something with respect to Yemen and all these other places.