A galaxy is composed of gas and dust and stars - -billions upon billions of stars

Quote by Dr Carl Sagan

Topics: Science Quotes

In science it often happens that scientists say, 'You know that's a really good argument;...

In science it often happens that scientists say, 'You know that's a really good argument;...

You can't convince a believer of anything; for their belief is not based on evidence,...

You can't convince a believer of anything; for their belief is not based on evidence,...

It is of interest to note that while some dolphins are reported to have learned...

It is of interest to note that while some dolphins are reported to have learned...

Personally, I would be delighted if there were a life after death, especially if it...

Personally, I would be delighted if there were a life after death, especially if it...

That's here. That's home. That's us. On it everyone you love, everyone you know, everyone...

That's here. That's home. That's us. On it everyone you love, everyone you know, everyone...

If we long to believe that the stars rise and set for us, that we...

If we long to believe that the stars rise and set for us, that we...

It is far better to grasp the Universe as it really is than to persist...

It is far better to grasp the Universe as it really is than to persist...

I maintain there is much more wonder in science than in pseudoscience. And in addition,...

I maintain there is much more wonder in science than in pseudoscience. And in addition,...

The universe is not required to be in perfect harmony with human ambition.

The universe is not required to be in perfect harmony with human ambition.

... the use of our intelligence quite properly gives us pleasure. In this respect the...

... the use of our intelligence quite properly gives us pleasure. In this respect the...

We've arranged a civilization in which most crucial elements profoundly depend on science and technology.

We've arranged a civilization in which most crucial elements profoundly depend on science and technology.

Somewhere, something incredible is waiting to be known.

Somewhere, something incredible is waiting to be known.

Knowing a great deal is not the same as being smart; intelligence is not information...

Knowing a great deal is not the same as being smart; intelligence is not information...

I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem year...

I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem year...

Science is a way of thinking much more than it is a body of knowledge.

Science is a way of thinking much more than it is a body of knowledge.

Who are we? Where do we come from? Why are we this way and not...

Who are we? Where do we come from? Why are we this way and not...

I also wish that the Pledge of Allegiance were directed at the Constitution and the...

I also wish that the Pledge of Allegiance were directed at the Constitution and the...

After all, the chief business of the American people is business

After all, the chief business of the American people is business

We are under a Constitution, but the Constitution is what the judges say it is,...

We are under a Constitution, but the Constitution is what the judges say it is,...

In the name of the constitution of Texas, which has been trampled upon, I refuse...

In the name of the constitution of Texas, which has been trampled upon, I refuse...

[America is] a rebellious nation. Our whole history is treason; our blood was attained before...

[America is] a rebellious nation. Our whole history is treason; our blood was attained before...

Presidents do make mistakes, but the immortal Dante tells us that divine justice weighs the...

Presidents do make mistakes, but the immortal Dante tells us that divine justice weighs the...