The Earth is a very small stage in a vast cosmic arena.
CARL SAGANNature is unsentimental. Death is built in.
More Carl Sagan Quotes
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You have to know the past to understand the present.
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Stars are phoenixes, rising from their own ashes.
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If we ruin the earth, there is no place else to go.
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We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.
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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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We live on a mote of dust suspended in a sunbeam.
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I’ve always thought an agnostic is an atheist without the courage of his convictions.
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Extraordinary claims require extraordinary evidence.
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The Earth is the only world known so far to harbor life.
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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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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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Understanding is a kind of ecstasy.
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Books break the shackles of time, proof that humans can work magic.
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People are not stupid. They believe things for reasons.
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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.
CARL SAGAN







