That's here. That's home. That's us. On it everyone you love, everyone you know, everyone you ever heard of, every human being who ever was, lived out their lives. The aggregate of our joy and suffering, thousands of confident religions,…

Quote by Dr Carl Sagan

Topics: Civilization Quotes, Earth Quotes, History Quotes, Mankind Quotes

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...

The brain is like a muscle. When it is in use we feel very good....

The brain is like a muscle. When it is in use we feel very good....

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

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

You have to know the past to understand the present.

You have to know the past to understand the present.

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...

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...

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...

True human progress, that which can be linked to evolution, and which prolongs it, can...

True human progress, that which can be linked to evolution, and which prolongs it, can...

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;...

When Kepler found his long-cherished belief did not agree with the most precise observation, he...

When Kepler found his long-cherished belief did not agree with the most precise observation, he...

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...

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.

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.

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...

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...

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,...

Our loyalties are to the species and the planet. We speak for Earth. Our obligation...

Our loyalties are to the species and the planet. We speak for Earth. Our obligation...

He who does not feel his friends to be the world to him, does not...

He who does not feel his friends to be the world to him, does not...

Without honesty, loyalty and commitment, saying you love someone, simply means nothing.

Without honesty, loyalty and commitment, saying you love someone, simply means nothing.

It is easier for a man to be loyal to his club than to his...

It is easier for a man to be loyal to his club than to his...