"That laughter costs too much which is purchased by the sacrifice of decency."

“I mean, I've been given a terrific life by the audiences who stuck with me all over the world.”

“History has got a lot to do with unique circumstances under certain particular cases and grand theories will always find counter cases. I don't think that people whose expertise lies in one thing should try to make grand theories about something (a) where it's very hard to get the evidence to prove that you're right and (b) where it's much too easy to make up stories that seem right.”

“The good tidings which the historian of the past brings with throbbing heart may be lost in a void the very moment he opens his mouth.”

“the body is simple as a turtle / and straight as a dog: / the body cannot lie.”

“If we had the courage to love we would not so value these acts of war.”

“It may not happen in the first instant, but within ten minutes of meeting a man, a woman has a clear idea of who he is, or at least who he might be for her, and her heart of hearts has already told her whether or not she's going to fall in love with him.”

“If I blow the conch and they don't come back; then we've had it. We shan't keep the fire going. We'll be like animals. We'll never be rescued." "If you don't blow, we'll soon be animals anyway.”

“I was, I remember, I still remember when the first time I pointed the telescope at the sky and I saw Saturn with the rings. It was a beautiful image.”

Source : "Preflight Interview: Umberto Guidoni". Interview with Kim Dismukes, spaceflight.nasa.gov. April 7, 2002.