Democracy is worth dying for, because it's the most deeply honorable form of government ever devised by man.

Too often, people forget the basic fact of life: all those good things we enjoy come from the ache in [our] backs and the willingness to shoulder great personals risks.

The torch of liberty is hot; warms those who hold it high; burns those who try to extinguish it.

I know that it is often difficult to stand up for one's beliefs when they are being harshly challenged. But as one who has seen many challenges over a long lifetime, I can assure you that personal faith and conviction are strengthened, not weakened, in adversity.

Mankind's journey into space, like every great voyage of discovery, will become part of our unending journey of liberation. In the limitless reaches of space, we will find liberation from tyranny, from scarcity, from ignorance and from war. We will find the means to protect this Earth and to nurture every human life, and to explore the universe. . . .This is our mission, this is our destiny.

And how stands the city on this winter night? More prosperous, more secure, and happier than it was 8 years ago. But more than that: After 200 years, two centuries, she still stands strong and true on the granite ridge, and her glow has held steady no matter what storm. And she's still a beacon, still a magnet for all who must have freedom, for all the pilgrims from all the lost places who are hurtling through the darkness, toward home.

One of the traditional methods of imposing statism or socialism has been by way of medicine....If you don't do this, one of these days you and I are going to spend our sunset years telling our children and our children's children what it was like in American when men were free.