CARL SAGAN. “Since, in the long run, every planetary civilization will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring … for the most practical reason imaginable: staying alive… If our long-term survival is at stake, we have a basic responsibility to our species to venture to other worlds.”
http://www.spacequotes.com/
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022