Perhaps the depth of love can be calibrated by the number of different selves that are actively involved in a given relationship.
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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Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
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I’ve always thought an agnostic is an atheist without the courage of his convictions.
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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Those at too great a distance may, I am well are, mistake ignorance for perspective.
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.
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The absence of evidence is not evidence of absence.
CARL SAGAN -
The cure for a fallacious argument is a better argument, not the suppression of ideas.
CARL SAGAN -
The only thing we’ve found that makes the emptiness bearable, is each other.
CARL SAGAN -
Your god is too small for my universe.
CARL SAGAN -
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 -
An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God.
CARL SAGAN -
Science is not only compatible with spirituality; it is a profound source of spirituality.
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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.
CARL SAGAN -
To live in the hearts we leave behind is to live forever.
CARL SAGAN -
You are worth about 3 dollars worth in chemicals.
CARL SAGAN