People do not change when you tell them they should; they change when they tell themselves they must.

One thing worse than an America that is too strong, the world will learn, is an America that is too weak.

In my experience, it's not just that serious books get a hearing on comedy shows. But serious books get a serious hearing, as well as a funny one, on comedy shows.

Great wars can only be fought by great powers.

After all, the past is our only real guide to the future, and historical analogies are instruments for distilling and organizing the past and converting it to a map by which we can navigate.

While analogies are useful, however, they can also be misleading. They smuggle in assumptions that can be wrong.

The values, the programs, the formula, the determination, and the patriotism responsible for America's past success are still here to be tapped.