Who are we? Where do we come from? Why are we this way and not some other? What does it mean to be human? Are we capable, if need be, of fundamental change, or do the dead hands of forgotten…

Quote by Dr Carl Sagan

Topics: Dr Carl Sagan Quotes

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...

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.

You have to know the past to understand the present.

You have to know the past to understand the present.

All of the books in the world contain no more information than is broadcast as...

All of the books in the world contain no more information than is broadcast as...

I am often amazed at how much more capability and enthusiasm for science there is...

I am often amazed at how much more capability and enthusiasm for science there is...

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...

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...

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,...

The cosmos is all that is, or ever was, or ever will be.

The cosmos is all that is, or ever was, or ever will be.

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...

Advances in medicine and agriculture have saved vastly more lives than have been lost in...

Advances in medicine and agriculture have saved vastly more lives than have been lost in...

Who are we? We find that we live on an insignificant planet of a humdrum...

Who are we? We find that we live on an insignificant planet of a humdrum...

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...

A religion old or new, that stressed the magnificence of the universe as revealed by...

A religion old or new, that stressed the magnificence of the universe as revealed by...

All of the books in the world contain no more information than is broadcast as...

All of the books in the world contain no more information than is broadcast as...

... 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 have actually experienced in recent months a dramatic demonstration of an unprecedented intelligence failure,...

We have actually experienced in recent months a dramatic demonstration of an unprecedented intelligence failure,...

In view of the fact that God limited the intelligence of man, it seems unfair...

In view of the fact that God limited the intelligence of man, it seems unfair...

Why not seize the pleasure at once, how often is happiness destroyed by preparation, foolish...

Why not seize the pleasure at once, how often is happiness destroyed by preparation, foolish...

A person of definite character and purpose who comprehends our way of thought is sure...

A person of definite character and purpose who comprehends our way of thought is sure...