I was working as a flight director on the Gemini IX mission, and it seemed almost overnight I was picking up the responsibilities for the Apollo Program.
The C Mission was the first command and service module. The D Mission was the first mission involving a lunar module in a manned fashion and the command module, and the E would take this lunar module and the command module into a very high elliptical orbit, about 4,000-mile-high orbit.
We've learned a lot by building the International Space Station, the good, the bad. But, the fact is is that working together as a team, unity aboard that space station, we can accomplish great things.
Spaceflight will never tolerate carelessness, incapacity, and neglect.
To recognize that the greatest error is not to have tried and failed, but that in trying, we did not give it our best effort