Certainly, we shouldn't go about making a habit of taking generals and making them secretary of defense.

Given this president [Donald Trump] and his lack of military experience, I think it actually might be a good thing to have someone who understands the military very deeply to be counseling him.

Certainly, we shouldn't go about making a habit of taking generals and making them secretary of defense.

So in his very politically-incorrect way, I think [James Mattis] is a good counterpart to Donald Trump, who doesn't read books.

General [James] Mattis has got a really intellectual mindset about how the United States should go about protecting its national security.

I think that you will see some significant changes in the [Donald] Trump administration.

[General James Mattis] a very talented individual. He's - has a personal library of about 10,000 books and he's read most of them on military history and strategy and so forth.