It's not life or death it's a game and at the end of the game there is going to be a winner and a loser.
After the loss of Columbia a couple of years ago, I think we were reminded of the risk. All of us, though, have always known that the Space Shuttle is a very risky vehicle, much more risky than even flying airplanes in combat.
An actor really suffers when the director isn't prepared because you start running out of time for the shoot and then have to do it fast.

