An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God.
CARL SAGANWhat an astonishing thing a book is.
More Carl Sagan Quotes
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Human beings have a demonstrated talent for self-deception when their emotions are stirred.
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We can’t help it. Life looks for life.
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And you are made of a hundred trillion cells. We are, each of us, a multitude.
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The Earth is a very small stage in a vast cosmic arena.
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What an astonishing thing a book is.
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Better the hard truth, I say, than the comforting fantasy.
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The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what’s true.
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Books break the shackles of time, proof that humans can work magic.
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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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Not all birds can fly. What separates the flyers from the walkers is the ability to take off.
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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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All over the world there are enormous numbers of smart, even gifted, people who harbor a passion for science.
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If it can be destroyed by the truth, it deserves to be destroyed by the truth.
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One of the greatest gifts adults can give – to their offspring and to their society – is to read to children.
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One of the great commandments of science is: Mistrust arguments from authority.
CARL SAGAN