- Houston, Tranquillity Base here. The Eagle has landed.
radio message as the lunar module touched down, 20 July 1969
in Times 21 July 1969
- That's one small step for a man, one giant leap for mankind.
landing on the moon
in New York Times 21 July 1969; interference in the transmission obliterated ‘a’
- I am, and ever will be, a white-socks, pocket-protector nerdy engineer, born under the second law of thermodynamics, steeped in the steam tables, in love with free-body diagrams, transformed by Laplace and propelled by compressible flow.
speech, National Press Club Luncheon, 22 February 2000