It is of interest to note that while some dolphins are reported to have learned English - up to fifty words used in correct context - no human being has been reported to have learned dolphinese.

Quote by Dr Carl Sagan

Topics: Interest Quotes, Learning Quotes

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...

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...

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...

The surface of the Earth is the shore of the cosmic ocean. From it we...

The surface of the Earth is the shore of the cosmic ocean. From it we...

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...

For most of human history we have searched for our place in the cosmos. Who...

For most of human history we have searched for our place in the cosmos. Who...

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 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...

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...

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...

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.

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...

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...

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.

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;...

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...

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 grand show is eternal. It is always sunrise somewhere; the dew is never dried...

The grand show is eternal. It is always sunrise somewhere; the dew is never dried...

A book is a gift you can open again and again.

A book is a gift you can open again and again.

The Jewish people have been in exile for 2,000 years; they have lived in hundreds...

The Jewish people have been in exile for 2,000 years; they have lived in hundreds...