Everyone should take their hats off to Neil Armstrong. He is a humble guy who doesn't wave his own flag.
Buzz AldrinDon't waste your time on beaming people up or down. Instead, consider gravity waves as advanced physics of the universe that could be used to travel interstellar distances.
Buzz AldrinMy first inclination is to be a bit skeptical about the claims that human-produced carbon dioxide is the direct contributor to global warming.
Buzz Aldrin