I have made good judgments in the past. I have made good judgments in the future.

You do the policy, I'll do the politics.

Space is almost infinite. As a matter of fact, we think it is infinite.

Bobby Knight told me this: 'There is nothing that a good defense cannot beat a better offense.' In other words a good offense wins.

The other day the President said, I know you've had some rough times, and I want to do something that will show the nation what faith that I have in you, in your maturity and sense of responsibility. He paused, then said, would you like a puppy?

I spend a great deal of time with the President. We have a very close, personal, loyal relationship. I'm not, as they say, a potted plant in these meetings.

It's a question of whether we're going to go forward into the future, or past to the back.

I have made good judgments in the past. I have made good judgments in the future.

For NASA, space is still a high priority.

I deserve respect for the things I did not do.

It's wonderful to be here in the great state of Chicago.

It's a very good historical book about history.

We have to do more than just elect a new President if we truly want to change this country.

We will invest in our people, quality education, job opportunity, family, neighborhood, and yes, a thing we call America.

It's time for the human race to enter the solar system.

I believe we are on an irreversible trend toward more freedom and democracy - but that could change.

People that are really very weird can get into sensitive positions and have a tremendous impact on history.