“I feel fine. How about you?”
Yuri Gagarin shows how calm he was during the first manned space mission on 12 April 1961 in his response to ground control when asked how he was doing.

“I’m coming back in… and it’s the saddest moment of my life.”
Ed White expresses his sorrow at the conclusion of the first American spacewalk during the Gemini 4 mission on 3 June 1965.

”I didn’t feel like a giant. I felt very, very small.”
Neil Armstrong on looking back at the Earth from the Moon in July 1969.

“From out there on the Moon, international politics look so petty. You want to grab a politician by the scruff of the neck and drag him a quarter of a million miles out and say, ‘Look at that, you son of a bitch.’”
Edgar Mitchel, Apollo 14 astronaut, speaking in People magazine on 8 April 1974.