Imagination will often carry us to worlds that never were, but without it we go nowhere.
CARL SAGANAnd you are made of a hundred trillion cells. We are, each of us, a multitude.
More Carl Sagan Quotes
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We are all stardust.
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Extinction is the rule. Survival is the exception.
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I consider it an extremely dangerous doctrine, because the more likely we are to assume that the solution comes from the outside, the less likely we are to solve our problems ourselves.
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The Earth is a very small stage in a vast cosmic arena.
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You are worth about 3 dollars worth in chemicals.
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We are star stuff which has taken its destiny into its own hands.
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We live on a mote of dust suspended in a sunbeam.
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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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Where we have strong emotions, we’re liable to fool ourselves.
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Across the sea of space, the stars are other suns.
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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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Extraordinary claims require extraordinary evidence.
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We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.
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We make our world significant by the courage of our questions and the depth of our answers.
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There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.
CARL SAGAN