Humans Quotes by Carl Sagan

Maxwell's Equations have had a greater impact on human history than any ten presidents.

— Carl Sagan

For a long time the human instinct to understand was thwarted by facile religious explanations.

— Carl Sagan

Books break the shackles of time, proof that humans can work magic.

— Carl Sagan

Human history can be viewed as a slowly dawning awareness that we are members of a larger group.

— Carl Sagan

Writing is perhaps the greatest of human inventions.

— Carl Sagan

For all our failings, despite our limitations and fallibilities, we humans are capable of greatness.

— Carl Sagan

Human beings have a demonstrated talent for self-deception when their emotions are stirred.

— Carl Sagan

Humans are very good at dreaming, although you'd never know it from your television.

— Carl Sagan

How lucky we are to live in this time / the first moment in human history / when we are in fact…

— Carl Sagan

It would be wryly interesting if in human history the cultivation of marijuana led generally to the invention of agriculture, and thereby…

— Carl Sagan

We have heard the rationales offered by the nuclear superpowers. We know who speaks for the nations. But who speaks for the…

— Carl Sagan

Some racists still reject the plain testimony written in the DNA that all the races are not only human but nearly indistinguishable. . . .

— Carl Sagan

You could just as well say that an agnostic is a deeply religious person with at least a rudimentary knowledge of human…

— Carl Sagan

Our children long for realistic maps of the future that they can be proud of. Where are the cartographers of human purpose?

— Carl Sagan

Those afraid of the universe as it really is, those who pretend to nonexistent knowledge and envision a Cosmos centered on human…

— Carl Sagan

There is perhaps no better a demonstration of the folly of human conceits than this distant image of our tiny world.

— Carl Sagan

“Or perhaps they are here, but in hiding because of some Lex Galactica , some ethic of noninterference with emerging civilizations. We…

— Carl Sagan

We are rare and precious because we are alive, because we can think as well as we can. We are privileged to…

— Carl Sagan

A new consciousness is developing which sees the earth as a single organism and recognizes that an organism at war with itself…

— Carl Sagan

The neurochemistry of the brain is astonishingly busy, the circuitry of a machine more wonderful than any devised by humans. But there…

— Carl Sagan

Human history can be viewed as a slowly dawning awareness that we are members of a larger group Groups of people from…

— Carl Sagan

We live on a hunk of rock and metal that circles a humdrum star that is one of 400 billion other stars…

— Carl Sagan

What an astonishing thing a book is. It’s a flat object made from a tree with flexible parts on which are imprinted…

— Carl Sagan

Those afraid of the universe as it really is, those who pretend to nonexistent knowledge and envision a Cosmos centered on human…

— Carl Sagan

If we can't think for ourselves, if we're unwilling to question authority, then we're just putty in the hands of those in…

— Carl Sagan

A book is made from a tree. It is an assemblage of flat, flexible parts (still called "leaves") imprinted with dark pigmented…

— Carl Sagan

My deeply held belief is that if a god of anything like the traditional sort exists, our curiosity and intelligence are provided…

— Carl Sagan

“It is pointless to worry about the possible malevolent intentions of an advanced civilization with whom we might make contact. It is…

— Carl Sagan

When you buy a used car, you kick the tires, you look at the odometer, you open up the hood. If you…

— Carl Sagan

“Coal, oil and gas are called fossil fuels, because they are mostly made of the fossil remains of beings from long ago.…

— Carl Sagan

In the way that scepticism is sometimes applied to issues of public concern, there is a tendency to belittle, to condescend, to…

— Carl Sagan

In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken,' and then they…

— Carl Sagan

The passion to explore is at the heart of being human.

— Carl Sagan

Football is a thinly disguised re-enactment of hunting; we played it before we were human.

— Carl Sagan

A book is proof that humans are capable of working magic.

— Carl Sagan

Humans - who enslave, castrate, experiment on, and fillet other animals - have had an understandable penchant for pretending animals do not…

— Carl Sagan

Virtually every major technological advance in the history of the human species - back to the invention of stone tools and the…

— Carl Sagan

Both the Freudian and the Platonic metaphors emphasize the considerable independence of and tension among the constituent parts of the psyche, a…

— Carl Sagan

The Big Bang is our modern scientific creation myth. It comes from the same human need to solve the cosmological riddle [Where…

— Carl Sagan

Except for fools and madmen, everyone knows that nuclear war would he an unprecedented human catastrophe.

— Carl Sagan