Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
CARL SAGANThe universe is not required to be in perfect harmony with human ambition.
More Carl Sagan Quotes
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If I finish a book a week, I will read only a few thousand books in my lifetime, about a tenth of a percent of the contents of the greatest libraries of our time. The trick is to know which books to read.
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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Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.
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One of the greatest gifts adults can give – to their offspring and to their society – is to read to children.
CARL SAGAN -
The universe seems neither benign nor hostile, merely indifferent.
CARL SAGAN -
What an astonishing thing a book is.
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Human beings have a demonstrated talent for self-deception when their emotions are stirred.
CARL SAGAN -
Perhaps the depth of love can be calibrated by the number of different selves that are actively involved in a given relationship.
CARL SAGAN -
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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We are a way for the cosmos to know itself.
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We are star stuff which has taken its destiny into its own hands.
CARL SAGAN -
We make our world significant by the courage of our questions and the depth of our answers.
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The notion that science and spirituality are somehow mutually exclusive does a disservice to both.
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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGAN -
You have to know the past to understand the present.
CARL SAGAN







