Our ancestors lived out of doors. They were as familiar with the night sky as most of us are with our favorite television programs.
CARL SAGANThe beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.
More Carl Sagan Quotes
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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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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You are worth about 3 dollars worth in chemicals.
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All civilizations become either spacefaring or extinct.
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Across the sea of space, the stars are other suns.
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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.
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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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For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.
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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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Writing is the greatest of human inventions, binding together people, citizens of distant epochs, who never knew one another.
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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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Science is a way to not fool ourselves.
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The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.
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Science is a way of thinking much more than it is a body of knowledge.
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Where we have strong emotions, we’re liable to fool ourselves.
CARL SAGAN