The universe seems neither benign nor hostile, merely indifferent.
CARL SAGANHuman beings have a demonstrated talent for self-deception when their emotions are stirred.
More Carl Sagan Quotes
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Understanding is a kind of ecstasy.
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The only thing we’ve found that makes the emptiness bearable, is each other.
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Books break the shackles of time, proof that humans can work magic.
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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.
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To live in the hearts we leave behind is to live forever.
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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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The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
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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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The price we pay for anticipation of the future is anxiety about it.
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Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
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A galaxy is composed of gas and dust and stars – billions upon billions of stars. Every star may be a sun to someone.
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We are star stuff which has taken its destiny into its own hands.
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Except in pure mathematics, nothing is known for certain (although much is certainly false).
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If you wish to make an apple pie from scratch, you must first invent the universe.
CARL SAGAN