We have only 44 launches to go and about a thousand hours of spacewalks and countless problems and countless issues.

The current situation has put an incredible stress on the men and women of NASA. Mr. Tito does not realize the effort of thousands of people, United States and Russia, who are working to protect his safety and the safety of everyone else.

But if we ever want to leave Earth orbit, we're going to have to figure out how people live and work safely and efficiently with ever-increasing productivity in space. We cannot do it on the ground.

If it takes a year, it will take a year. Time is not an issue.

Why should a person, just because he's rich, get to fly on the space station?

We have been so successful that we may have become too comfortable. We may have asked (mission managers) to take too much risk.