All civilizations become either spacefaring or extinct.
CARL SAGANExtinction is the rule. Survival is the exception.
More Carl Sagan Quotes
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One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time.
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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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You are worth about 3 dollars worth in chemicals.
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Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.
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Every kid starts out as a natural-born scientist, and then we beat it out of them. A few trickle through the system with their wonder and enthusiasm for science intact.
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The price we pay for anticipation of the future is anxiety about it.
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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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I would suggest that science is, at least in my part, informed worship.
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For small creatures such as we the vastness is bearable only through love.
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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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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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If you wish to make an apple pie from scratch, you must first invent the universe.
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Except in pure mathematics, nothing is known for certain (although much is certainly false).
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Better the hard truth, I say, than the comforting fantasy.
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Any faith that admires truth, that strives to know God, must be brave enough to accommodate the universe.
CARL SAGAN