Science Quotes by Carl Sagan

I don't want to believe. I want to know.

— Carl Sagan

We are made of starstuff.

— Carl Sagan

We are a way for the cosmos to know itself.

— Carl Sagan

Science is a way to not fool ourselves.

— Carl Sagan

[S]cience has itself become a kind of religion.

— Carl Sagan

Science is only a Latin word for knowledge

— Carl Sagan

Somewhere, something incredible is waiting to be known.

— Carl Sagan

Science is a way of thinking that helps you not to fool yourself.

— Carl Sagan

I would suggest that science is, at least in my part, informed worship.

— Carl Sagan

“Black holes collect problems faster than they collect matter.”

— Carl Sagan

“La ausencia de pruebas no es prueba de ausencia.”

— Carl Sagan

If you want to save your child from polio, you can pray or you can inoculate…Try science.

— Carl Sagan

Science is merely an extremely powerful method of winnowing what's true from what feels good.

— Carl Sagan

[Kepler] preferred the hard truth to his dearest illusions, and that is the heart of science.

— Carl Sagan

You can get into a habit of thought in which you enjoy making fun of all those other people who don't see…

— Carl Sagan

“The secrets of evolution, are time and death. There's an unbroken thread that stretches from those first cells to us.”

— Carl Sagan

We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what…

— Carl Sagan

Science is a collaborative enterprise, spanning the generations. When it permits us to see the far side of some new horizon, we…

— Carl Sagan

“Significant change might require those who are now high in the hierarchy to move downward many steps. This seems to them undesirable…

— Carl Sagan

Demon mean knowledge in Greek, especially about the material world. Science means knowledge in Latin. A jurisdictional dispute is exposed, even if…

— Carl Sagan

Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.

— Carl Sagan

“In the vastness of space and the immensity of time, it is my joy to share a planet and an epoch with…

— Carl Sagan

“...that kind of skeptical questioning, don't accept what authority tells you -attitude of science- is also nearly identical to the attitude of…

— Carl Sagan

If we teach only the findings and products of science - no matter how useful and even inspiring they may be -…

— Carl Sagan

A central lesson of science is that to understand complex issues (or even simple ones), we must try to free our minds…

— 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

Few scientists now dispute that today's soaring levels of carbon dioxide and other gases in the atmosphere will cause global temperature averages…

— Carl Sagan

The idea that God is an oversized white male with a flowing beard, who sits in the sky and tallies the fall…

— Carl Sagan

We need to reduce military budgets; raise living standards; engender respect for learning; support science, scholarship, invention, and industry; promote free inquiry;…

— Carl Sagan

“More recently, books, especially paperbacks, have been printed in massive and inexpensive editions. For the price of a modest meal you can…

— Carl Sagan

“The major religions on the Earth contradict each other left and right. You can't all be correct. And what if all of…

— Carl Sagan

“I'm frequently asked, "Do you believe there's extraterrestrial intelligence?" I give the standard arguments- there are a lot of places out there,…

— Carl Sagan

“We inhabit a universe where atoms are made in the centers of stars; where each second a thousand suns are born; where…

— Carl Sagan

[Science] is not perfect. It can be misused. It is only a tool. But it is by far the best tool we…

— Carl Sagan

If you are only skeptical, then no new ideas make it through to you. You become a crotchety old person convinced that…

— Carl Sagan

Imagine a room awash in gasoline, and there are two implacable enemies in that room. One of them has nine thousand matches.…

— Carl Sagan

How is it that hardly any major religion has looked at science and concluded, “This is better than we thought! The Universe…

— Carl Sagan

Science and mathematics [are] much more compelling and exciting than the doctrines of pseudoscience, whose practitioners were condemned as early as the…

— Carl Sagan

In exchange for freedom of inquiry, scientists are obliged to explain their work.

— Carl Sagan

The sacred truth of science is that there are no sacred truths.

— Carl Sagan