If we ruin the earth, there is no place else to go.
CARL SAGANThere are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
More Carl Sagan Quotes
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An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God.
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Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
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All over the world there are enormous numbers of smart, even gifted, people who harbor a passion for science.
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Other things being equal, it is better to be smart than to be stupid.
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The absence of evidence is not evidence of absence.
CARL SAGAN -
What an astonishing thing a book is.
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Somewhere, something incredible is waiting to be known.
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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.
CARL SAGAN -
We are star stuff which has taken its destiny into its own hands.
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Across the sea of space, the stars are other suns.
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Don’t judge everyone else by your own limited experience.
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We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.
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And you are made of a hundred trillion cells. We are, each of us, a multitude.
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Perhaps the depth of love can be calibrated by the number of different selves that are actively involved in a given relationship.
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Every kid starts out as a natural-born scientist, and then we beat it out of them. A few trickle through the system with their wonder and enthusiasm for science intact.
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Stars are phoenixes, rising from their own ashes.
CARL SAGAN -
The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.
CARL SAGAN -
The universe seems neither benign nor hostile, merely indifferent.
CARL SAGAN -
Science is not only compatible with spirituality; it is a profound source of spirituality.
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Books permit us to voyage through time, to tap the wisdom of our ancestors.
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We are like butterflies who flutter for a day and think it is forever.
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Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
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The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what’s true.
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Science is a way to not fool ourselves.
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Nothing disturbs me more than the glorification of stupidity.
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Every star may be a sun to someone.
CARL SAGAN