If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
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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The only thing we’ve found that makes the emptiness bearable, is each other.
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Nature is unsentimental. Death is built in.
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The significance of our lives and our fragile planet is then determined only by our own wisdom and courage.
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We are star stuff which has taken its destiny into its own hands.
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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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One of the great commandments of science is: Mistrust arguments from authority.
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Science is not only compatible with spirituality; it is a profound source of spirituality.
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The Earth is a very small stage in a vast cosmic arena.
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The universe is not required to be in perfect harmony with human ambition.
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We are all stardust.
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I think the health of our civilization, the depth of our awareness about the underpinnings of our culture and our concern for the future can all be tested by how well we support our libraries.
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Extinction is the rule. Survival is the exception.
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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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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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If I finish a book a week, I will read only a few thousand books in my lifetime, about a tenth of a percent of the contents of the greatest libraries of our time. The trick is to know which books to read.
CARL SAGAN