It was designed to have an impact on the stalemate over Mutually Assured Destruction with the Soviet Union. Us reaching the moon convinced Gorbachev and other leaders that the Soviet Union couldn't compete with the U.S., so they revised their agenda. But people have short memories.

We can't start over and develop a Saturn 5-type vehicle from scratch.

My first biography written in '73 was not 'Journey To The Moon.' It was 'Return To Earth.' Because for me, that was the more difficult task - disappointment.

Weve got to go [back to the moon]. But we dont want to stay too long. ... The ultimate goal is Mars.

Not everyone will understand this need for America to lead the world in space.

To appropriately respond to an emergency requires a very clear mind, to cooly analyze what the observations are and how to fix it.

I failed music when I was a teenager.