“I realized up there that our planet is not infinite. It's fragile. That may not be obvious to a lot of folks, and it's tough that people are fighting each other here on Earth instead of trying to get together and live on this planet. We look pretty vulnerable in the darkness of space.”— Alan Shepard, en.wikiquote.org
“A universe without purpose should neither depress us nor suggest that our lives are purposeless. Through an awe-inspiring cosmic history we find ourselves on this remote planet in a remote corner of the universe, endowed with intelligence and self-awareness. We should not despair, but should humbly…”— Lawrence M. Krauss, goodreads.com
“I would rather be a superb meteor, every atom of me in magnificent glow, than a sleepy and permanent planet.”— Jack London, amazon.com
“Jupiter heard from Neptune that Pluto was pregnant. Jupiter said to Pluto "Congratulations! I was surprised to hear that you're expecting!" To which Pluto replied "Thanks. Yeah, I definitely didn't planet!”— CooperRAGE, reddit.com
“I have days where I feel like the ugliest person on the planet.”— Alexander Skarsgard, huffingtonpost.com
“I am trying to convince people — not only the public, but lawmakers and people in power — that investing in the frontier of science, however remote it may seem in its relevance to what you're doing today, is a way of stockpiling the seed corns of future harvests of this nation.”— Neil deGrasse Tyson, youtube.com
“I don't want students who could make the next major breakthrough in renewable energy sources or space travel to have been taught that anything they don't understand, and that nobody yet understands, is divinely constructed and therefore beyond their intellectual capacity. The day that happens, Ameri…”— Neil deGrasse Tyson, haydenplanetarium.org
“During our brief stay on planet Earth, we owe ourselves and our descendants the opportunity to explore — in part because it's fun to do. But there's a far nobler reason. The day our knowledge of the cosmos ceases to expand, we risk regressing to the childish view that the universe figuratively and l…”— Neil deGrasse Tyson, haydenplanetarium.org
“Find your place on the planet. Dig in, and take responsibility from there.”— Gary Snyder, amazon.com
“We are in danger of destroying ourselves by our greed and stupidity. We cannot remain looking inwards at ourselves on a small and increasingly polluted and overcrowded planet.”— Stephen Hawking, books.google.com