There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
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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You are worth about 3 dollars worth in chemicals.
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The absence of evidence is not evidence of absence.
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Books are like seeds. They can lie dormant for centuries and then flower in the most unpromising soil.
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Science is an attempt, largely successful, to understand the world, to get a grip on things, to get hold of ourselves, to steer a safe course.
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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.
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A book is made from a tree. It is an assemblage of flat, flexible parts (still called “leaves”) imprinted with dark pigmented squiggles.
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The only thing we’ve found that makes the emptiness bearable, is each other.
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The universe seems neither benign nor hostile, merely indifferent.
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If we ruin the earth, there is no place else to go.
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Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
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Nothing disturbs me more than the glorification of stupidity.
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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.
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Other things being equal, it is better to be smart than to be stupid.
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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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We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.
CARL SAGAN