Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is coordinated and used.
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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The notion that science and spirituality are somehow mutually exclusive does a disservice to both.
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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.
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One of the great commandments of science is: Mistrust arguments from authority.
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We are star stuff which has taken its destiny into its own hands.
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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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The Earth is the only world known so far to harbor life.
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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.
CARL SAGAN -
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.
CARL SAGAN -
The universe seems neither benign nor hostile, merely indifferent.
CARL SAGAN -
There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGAN -
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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The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
CARL SAGAN -
Nature is always more subtle, more intricate, more elegant than what we are able to imagine.
CARL SAGAN







