"Give me a napkin quick. There's a turd floating through the air" - Tom Stafford, Apollo 10 Commander (1969) [1]

"I used to want to be the first man to Mars. This has convinced me that, if we got to go on Apollo, I ain't interested" - Ken Mattingly, Apollo 16 Pilot (1972) [2]

[1] https://www.vox.com/2015/5/26/8646675/apollo-10-turd-poop

[2] https://apollojournals.org/afj/ap16fj/24_Day9_Pt1.html#:~:te...