The Earth is the only world known so far to harbor life.
CARL SAGANNothing disturbs me more than the glorification of stupidity.
More Carl Sagan Quotes
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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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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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There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
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Science is a way to not fool ourselves.
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The universe is not required to be in perfect harmony with human ambition.
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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.
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Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
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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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I don’t want to believe. I want to know.
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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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Where we have strong emotions, we’re liable to fool ourselves.
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We all have a thirst for wonder. It’s a deeply human quality. Science and religion are both bound up with it.
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Nature is always more subtle, more intricate, more elegant than what we are able to imagine.
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One of the greatest gifts adults can give – to their offspring and to their society – is to read to children.
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Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is coordinated and used.
CARL SAGAN