A book is made from a tree. It is an assemblage of flat, flexible parts (still called “leaves”) imprinted with dark pigmented squiggles.
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 beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.
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Don’t judge everyone else by your own limited experience.
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Stars are phoenixes, rising from their own ashes.
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Not all birds can fly. What separates the flyers from the walkers is the ability to take off.
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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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We live in a vast and awesome universe in which, daily, suns are made and worlds destroyed, where humanity clings to an obscure clod of rock.
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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The universe seems neither benign nor hostile, merely indifferent.
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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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The significance of our lives and our fragile planet is then determined only by our own wisdom and courage.
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The notion that science and spirituality are somehow mutually exclusive does a disservice to both.
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If it can be destroyed by the truth, it deserves to be destroyed by the truth.
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Understanding is a kind of ecstasy.
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Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
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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.
CARL SAGAN