Carl Sagan

Carl Sagan

was an American astronomer, astrophysicist, cosmologist, author, science popularizer, and science communicator in the space and natural sciences
I think the health of our civilization, the depth of our awareness about the underpinnings of our culture, and our concern for the future, can all be tested by how well we support our libraries.More Carl Sagan quotes [03/29/2018 05:03:36]
Understanding is a kind of ecstasyMore Carl Sagan quotes [03/29/2018 05:03:36]
Since, in the long run, every planetary civilization will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring--not because of exploratory or romantic zeal, but 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.More Carl Sagan quotes [03/29/2018 05:03:36]
Your god is too small for my universe.More Carl Sagan quotes [03/29/2018 05:03:36]
If you want to save your child from polio, you can pray or you can inoculate....Try science.More Carl Sagan quotes [03/29/2018 05:03:36]

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