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" Extinction is the rule. Survival is the exception. "
Carl Sagan
Exception
Rule
Extinction
Related Quotes:
" We hunger to understand, so we invent myths about how we imagine the world is constructed - and they're, of course, based upon what we know, which is ourselves and other animals. So we make up stories about how the world was hatched from a cosmic egg or created after the mating of cosmic deities or by some fiat of a powerful being. "
Carl Sagan
Animals
Hunger
Know
" All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value. "
Carl Sagan
Value
American
Technology
" Even these stars, which seem so numerous, are as sand, as dust - or less than dust - in the enormity of the space in which there is nothing. "
Carl Sagan
Stars
Space
Seem
" It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring. "
Carl Sagan
Space
Better
Delusion
" We are not without empathetic terror when we open Pascal's 'Pensees' and read, 'I am the great silent spaces between worlds.' "
Carl Sagan
Without
Silent
Read
" A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism. "
Carl Sagan
Good Idea
Clergy
Idea
" The brain is like a muscle. When it is in use we feel very good. Understanding is joyous. "
Carl Sagan
Brain
Understanding
Intelligence
" The boundary between space and the earth is purely arbitrary. And I'll probably always be interested in this planet - it's my favorite. "
Carl Sagan
Planet
Favorite
Earth
" No other planet in the solar system is a suitable home for human beings; it's this world or nothing. That's a very powerful perception. "
Carl Sagan
World
Home
Solar
" We've arranged a civilization in which most crucial elements profoundly depend on science and technology. "
Carl Sagan
Science
Most
Technology
" It's been said that astronomy is a humbling and, I might add, a character-building experience. "
Carl Sagan
Add
Said
Experience
" Imagination will often carry us to worlds that never were. But without it we go nowhere. "
Carl Sagan
Go
Will
Never
" You probably don't need more weapons than what's required to destroy every city on earth. There's only 2,300 cities. So, the United States, by that criteria, only needs 2,300 nuclear weapons - well, we've got more than 25,000! "
Carl Sagan
Destroy
Need
You
" I can find in my undergraduate classes, bright students who do not know that the stars rise and set at night, or even that the Sun is a star. "
Carl Sagan
Night
Know
I Can
" We're in very bad trouble if we don't understand the planet we're trying to save. "
Carl Sagan
Understand
Trouble
Bad
" Skeptical scrutiny is the means, in both science and religion, by which deep thoughts can be winnowed from deep nonsense. "
Carl Sagan
Deep
Which
Religion
" Who are we? We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are far more galaxies than people. "
Carl Sagan
Lost
Live
People
" The universe seems neither benign nor hostile, merely indifferent. "
Carl Sagan
Nor
Indifferent
Universe
" We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology. "
Carl Sagan
Technology
Live
Society
" If we long to believe that the stars rise and set for us, that we are the reason there is a Universe, does science do us a disservice in deflating our conceits? "
Carl Sagan
Stars
Universe
Science
" Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out. "
Carl Sagan
Death
History
Learning
" Most of the people that I deal with are human. So I've had a lot of experience with that. "
Carl Sagan
Deal
Experience
Most
" In our obscurity - in all this vastness - there is no hint that help will come from elsewhere to save us from ourselves. It is up to us. "
Carl Sagan
Will
Up
Save
" If you wish to make an apple pie from scratch, you must first invent the universe. "
Carl Sagan
You
Pie
Wish
" Today, we're still loaded down - and, to some extent, embarrassed - by ancient myths, but we respect them as part of the same impulse that has led to the modern, scientific kind of myth. But we now have the opportunity to discover, for the first time, the way the universe is in fact constructed as opposed to how we would wish it to be constructed. "
Carl Sagan
Wish
Today
Opportunity
" For small creatures such as we the vastness is bearable only through love. "
Carl Sagan
Only
Small
Through
" I am often amazed at how much more capability and enthusiasm for science there is among elementary school youngsters than among college students. "
Carl Sagan
Science
Education
School
" We are the representatives of the cosmos; we are an example of what hydrogen atoms can do, given 15 billion years of cosmic evolution. "
Carl Sagan
Evolution
Atoms
Years
" There is a wide, yawning black infinity. In every direction, the extension is endless; the sensation of depth is overwhelming. And the darkness is immortal. Where light exists, it is pure, blazing, fierce; but light exists almost nowhere, and the blackness itself is also pure and blazing and fierce. "
Carl Sagan
Direction
Black
Darkness
" I've written a number of books that have to do with the evolution of humans, human intelligence, human emotions. "
Carl Sagan
Human
Intelligence
Evolution