We live in a vast and awesome universe in which, daily, suns are made and worlds destroyed, where humanity clings to an obscure clod of rock.
CARL SAGANWe make our world significant by the courage of our questions and the depth of our answers.
More Carl Sagan Quotes
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Nature is always more subtle, more intricate, more elegant than what we are able to imagine.
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Extraordinary claims require extraordinary evidence.
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Your god is too small for my universe.
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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 we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
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Except in pure mathematics, nothing is known for certain (although much is certainly false).
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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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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Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
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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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And you are made of a hundred trillion cells. We are, each of us, a multitude.
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The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.
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Any faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.
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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 like butterflies who flutter for a day and think it is forever.
CARL SAGAN







