The Earth is the only world known so far to harbor life.
CARL SAGANExtinction is the rule. Survival is the exception.
More Carl Sagan Quotes
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There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
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Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
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Where we have strong emotions, we’re liable to fool ourselves.
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Understanding is a kind of ecstasy.
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Books are like seeds. They can lie dormant for centuries and then flower in the most unpromising soil.
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For small creatures such as we the vastness is bearable only through love.
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Extraordinary claims require extraordinary evidence.
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Science is an attempt, largely successful, to understand the world, to get a grip on things, to get hold of ourselves, to steer a safe course.
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When we look up at night and view the stars, everything we see is shinning because of distant nuclear fusion.
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The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
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The only thing we’ve found that makes the emptiness bearable, is each other.
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Extinction is the rule. Survival is the exception.
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One of the great commandments of science is: Mistrust arguments from authority.
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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.
CARL SAGAN







