Books permit us to voyage through time, to tap the wisdom of our ancestors.
CARL SAGANOne of the great commandments of science is: Mistrust arguments from authority.
More Carl Sagan Quotes
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Across the sea of space, the stars are other suns.
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We are all stardust.
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Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly our ignorance about ourselves.
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Be grateful everyday for the brief but magnificent opportunity that life provides.
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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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If we ruin the earth, there is no place else to go.
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Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.
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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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Science is an attempt, largely successful, to understand the world, to get a grip on things, to get hold of ourselves, to steer a safe course.
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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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Science is a way of thinking much more than it is a body of knowledge.
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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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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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The universe is a pretty big place. If it’s just us, seems like an awful waste of space.
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Not explaining science seems to me perverse. When you’re in love, you want to tell the world.
CARL SAGAN