The important achievement of Apollo was demonstrating that humanity is not forever chained to this planet, and our visions go rather further than that, and our opportunities are unlimited.
Neil ArmstrongI have been in relatively high-risk businesses all of my adult life. Few of the others, however, had the possibility of direct gains in knowledge which this one had. I have confidence in the equipment, the planning, the training. I suspect that on a risk-gain ratio, this project would compare very, very favorably with those to which I've been accustomed on the past 20 years.
Neil Armstrong