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.
CARL SAGANIf 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.
More Carl Sagan Quotes
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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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If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.
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A galaxy is composed of gas and dust and stars – billions upon billions of stars. Every star may be a sun to someone.
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We are like butterflies who flutter for a day and think it is forever.
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People are not stupid. They believe things for reasons.
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We are star stuff harvesting sunlight.
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Where we have strong emotions, we’re liable to fool ourselves.
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All civilizations become either spacefaring or extinct.
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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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If it can be destroyed by the truth, it deserves to be destroyed by the truth.
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One of the greatest gifts adults can give – to their offspring and to their society – is to read to children.
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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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We are star stuff which has taken its destiny into its own hands.
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Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgement, the manner in which information is coordinated and used.
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Human beings have a demonstrated talent for self-deception when their emotions are stirred.
CARL SAGAN