There are no forbidden questions in science, no matters too sensitive or delicate to be probed, no sacred truths.
CARL SAGANThere are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
More Carl Sagan Quotes
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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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Any faith that admires truth, that strives to know God, must be brave enough to accommodate the 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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Be grateful everyday for the brief but magnificent opportunity that life provides.
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Nature is always more subtle, more intricate, more elegant than what we are able to imagine.
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Nothing disturbs me more than the glorification of stupidity.
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Arguments from authority carry little weight, authorities have made mistakes in the past. They will do so again in the future. Perhaps a better way to say it is that in science there are no authorities; at most, there are experts.
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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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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGAN -
Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
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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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We are a way for the cosmos to know itself.
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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGAN -
Books break the shackles of time, proof that humans can work magic.
CARL SAGAN -
The cure for a fallacious argument is a better argument, not the suppression of ideas.
CARL SAGAN