Somewhere, something incredible is waiting to be known.— Carl Sagan
The most instructive Carl Sagan quotes that will transform you to a better person
It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.
Imagination will often carry us to worlds that never were. But without it we go nowhere.
For small creatures such as we the vastness is bearable only through love.
We can judge our progress by the courage of our question and the depth of our answers, our willingness to embrace what is true rather than what feels good.
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.
I don't want to believe. I want to know.
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• Quotes about Science
The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
Somewhere, something incredible is waiting to be known.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.
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.
You have to know the past to understand the present.
The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five.
Where we have strong emotions, we're liable to fool ourselves.
I maintain there is much more wonder in science than in pseudoscience.
And in addition, to whatever measure this term has any meaning, science has the additional virtue, and it is not an inconsiderable one, of being true.
If you wish to make an apple pie from scratch, you must first invent the universe.
But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright Brothers. But they also laughed at Bozo the Clown.
I am often amazed at how much more capability and enthusiasm for science there is among elementary school youngsters than among college students.
Science is not only compatible with spirituality; it is a profound source of spirituality.
In Mozambique, the story goes, monkeys do not talk, because they know if they utter even a single word some man will come and put them to work.
Who is more humble? The scientist who looks at the universe with an open mind and accepts whatever the universe has to teach us, or somebody who says everything in this book must be considered the literal truth and never mind the fallibility of all the human beings involved?
If you look at Earth from space you see a dot, that's here.
That's home. That's us. It underscores the responsibility to deal more kindly and compassionately with one another and to preserve and cherish that pale blue dot, the only home we've ever known.
The dumbing down of American is most evident in the slow decay of substantive content in the enormously influential media, the 30 second sound bites (now down to 10 seconds or less), lowest common denominator programming, credulous presentations on pseudoscience and superstition, but especially a kind of celebration of ignorance.
The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what's true.
Think of how many religions attempt to validate themselves with prophecy.
Think of how many people rely on these prophecies, however vague, however unfulfilled, to support or prop up their beliefs. Yet has there ever been a religion with the prophetic accuracy and reliability of science? ... No other human institution comes close.
I would love to believe that when I die I will live again, that some thinking, feeling, remembering part of me will continue. But as much as I want to believe that, and despite the ancient and worldwide cultural traditions that assert an afterlife, I know of nothing to suggest that it is more than wishful thinking.
The lifetime of a human being is measured by decades, the lifetime of the Sun is a hundred million times longer. Compared to a star, we are like mayflies, fleeting ephemeral creatures who live out their lives in the course of a single day.
Chlorine is a deadly poison gas employed on European battlefields in World War I. Sodium is a corrosive metal which burns upon contact with water. Together they make a placid and unpoisonous material, table salt. Why each of these substances has the properties it does is a subject called chemistry.
Better the hard truth, I say, than the comforting fantasy.
And in the final tolling it often turns out that the facts are more comforting than the fantasy.
The illegality of cannabis is outrageous, an impediment to full utilization of a drug which helps produce the serenity and insight, sensitivity and fellowship so desperately needed in this increasingly mad and dangerous world.
There is perhaps no better a demonstration of the folly of human conceits than this distant image of our tiny world.
The cure for a fallacious argument is a better argument, not the suppression of ideas.
Skeptical scrutiny is the means, in both science and religion, by which deep thoughts can be winnowed from deep nonsense.
We live on a mote of dust suspended in a sunbeam
Science is a way of thinking much more than it is a body of knowledge.
The notion that science and spirituality are somehow mutually exclusive does a disservice to both.
When Kepler found his long-cherished belief did not agree with the most precise observation, he accepted the uncomfortable fact. He preferred the hard truth to his dearest illusions, that is the heart of science.
[Kepler] preferred the hard truth to his dearest illusions, and that is the heart of science.
I also wish that the Pledge of Allegiance were directed at the Constitution and the Bill of Rights, as it is when the President takes his oath of office, rather than to the flag and the nation
We are like butterflies who flutter for a day and think it is forever.
The dumbing down of America is evident in the slow decay of substantive content, a kind of celebration of ignorance.
It's a lazy Saturday afternoon, there's a couple lying naked in bed reading Encyclopediea Brittannica to each other, and arguing about whether the Andromeda Galaxy is more 'numinous' than the Ressurection. Do they know how to have a good time, or don't they?
There are in fact 100 billion galaxies, each of which contain something like a 100 billion stars. Think of how many stars, and planets, and kinds of life there may be in this vast and awesome universe.
The universe is not required to be in perfect harmony with human ambition.
Even today the most jaded city dweller can be unexpectedly moved upon encountering a clear night sky studded with thousands of twinkling stars. When it happens to me after all these years it still takes my breath away.
Extinction is the rule, survival is the exception.
A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism.
The fact is that far more crime and child abuse has been committed by zealots in the name of God, Jesus and Mohammed than has ever been committed in the name of Satan. Many people don’t like that statement, but few can argue with it.
There are many hypotheses in science which are wrong.
That’s perfectly all right: it’s the aperture to finding out what’s right. Science is a self-correcting process.
You can't convince a believer of anything;
for their belief is not based on evidence, it's based on a deep seated need to believe
I believe our future depends powerfully on how well we understand this cosmos in which we float, like a mote of dust in the morning sky.