True human progress, that which can be linked to evolution, and which prolongs it, can only consist in perfecting and ameliorating man himself and not in improving the tools he employs, nor in increasing his physical well-being

Quote by Dr Carl Sagan

Topics: Mankind Quotes

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...

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 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....

The Universe forces those who live in it to understand it. Those creatures who find...

The Universe forces those who live in it to understand it. Those creatures who find...

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...

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...

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...

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.

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...

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...

But the fact that some geniuses were laughed at does not imply that all who...

But the fact that some geniuses were laughed at does not imply that all who...

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...

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;...

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.

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;...

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...

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...

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...

When it is obvious that the goals cannot be reached, don't adjust the goals, adjust...

When it is obvious that the goals cannot be reached, don't adjust the goals, adjust...

The trouble with life isn't that there is no answer, it's that there are so...

The trouble with life isn't that there is no answer, it's that there are so...