The regret on our side is, they used to say years ago, we are reading about you in science class. Now they say, we are reading about you in history class.

It's different, but it's very pretty out here. I suppose they are going to make a big deal of all this.

I tell you, we're going to be busy for a minute.

If you don't know who you are, a university is an expensive place to find out.

NASA has been one of the most successful public investments in motivating students to do well and achieve all they can achieve. It's sad that we are turning the programme in a direction where it will reduce the amount of motivation and stimulation it provides to young people.

Science has not yet mastered prophecy. We predict too much for the next year and yet far too little for the next 10.

There are places to go beyond belief.