There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGANOne glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time.
More Carl Sagan Quotes
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Stars are phoenixes, rising from their own ashes.
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The price we pay for anticipation of the future is anxiety about it.
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The only thing we’ve found that makes the emptiness bearable, is each other.
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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.
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The Earth is the only world known so far to harbor life.
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Better the hard truth, I say, than the comforting fantasy.
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Imagination will often carry us to worlds that never were, but without it we go nowhere.
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Books break the shackles of time, proof that humans can work magic.
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The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.
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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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Not all birds can fly. What separates the flyers from the walkers is the ability to take off.
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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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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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We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.
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All civilizations become either spacefaring or extinct.
CARL SAGAN