“Mars has been flown by, orbited, smacked into, radar examined, and rocketed onto, as well as bounced upon, rolled over, shoveled, drilled into, baked and even blasted. still to come: Mars being stepped on.” – Buzz Aldrin
“When I first looked back at the Earth, standing on the Moon, I cried.” – Astronaut Alan Shepard looking at Earth from the Moon
“God has no intention of setting a limit to the efforts of man to conquer space.” – Pope Pius XII
“I don’t think the human race will survive the next thousand years, unless we spread into space. There are too many accidents that can befall life on a single planet. But I’m an optimist. We will reach out to the stars.” – Stephen Hawking
“Man is an artifact designed for space travel. He is not designed to remain in his present biologic state any more than a tadpole is designed to remain a tadpole.” – William Burroughs
“Man must rise above the Earth—to the top of the atmosphere and beyond—for only thus will he fully understand the world in which he lives.” – Socrates
“The dinosaurs became extinct because they didn’t have a space program. And if we become extinct because we don’t have a space program, it’ll serve us right!” – Larry Niven, science fiction author
“Space exploration is a force of nature unto itself that no other force in society can rival” – Neil deGrasse Tyson
“Earth is the cradle of humanity, but one cannot live in a cradle forever”- Konstantin Tsiolkovsky, father of modern rocketry
“Some people don’t like change, but you need to embrace change if the alternative is disaster” – Elon Musk