The total number of stars in the Universe is larger than all the grains of sand on all the beaches of the planet Earth.
CARL SAGANEvery one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
More Carl Sagan Quotes
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Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered long enough on the shores of the cosmic ocean. We are ready at last to set sail for the stars.
CARL SAGAN -
We live in a vast and awesome universe in which, daily, suns are made and worlds destroyed, where humanity clings to an obscure clod of rock.
CARL SAGAN -
I consider it an extremely dangerous doctrine, because the more likely we are to assume that the solution comes from the outside, the less likely we are to solve our problems ourselves.
CARL SAGAN -
Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
CARL SAGAN -
The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.
CARL SAGAN -
Stars are phoenixes, rising from their own ashes.
CARL SAGAN -
Extraordinary claims require extraordinary evidence.
CARL SAGAN -
Arguments from authority carry little weight, authorities have made mistakes in the past. They will do so again in the future. Perhaps a better way to say it is that in science there are no authorities; at most, there are experts.
CARL SAGAN -
Science is a way of thinking much more than it is a body of knowledge.
CARL SAGAN -
What an astonishing thing a book is.
CARL SAGAN -
The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
CARL SAGAN -
I don’t want to believe. I want to know.
CARL SAGAN -
Books permit us to voyage through time, to tap the wisdom of our ancestors.
CARL SAGAN -
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
CARL SAGAN -
Any faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.
CARL SAGAN