69 ordspråk av Dr. Carl Sagan

Dr. Carl Sagan

Dr. Carl Sagan

Dr. Carl Sagan föddes den 9 november 1934 och dog den 20 december 1996 - US scientist
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I also wish that the Pledge of Allegiance were directed at the Constitution and the Bill of Rights, as it is when the President takes his oath of office, rather than to the flag and the nation

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For most of human history we have searched for our place in the cosmos. Who are we? What are we? We find that we inhabit an insignificant planet of a hum-drum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are

If we long to believe that the stars rise and set for us, that we are the reason there is a Universe, does science do us a disservice in deflating our conceits?

If we long to believe that the stars rise and set for us, that we are the reason there is a Universe, does science do us a disservice in deflating our conceits?

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

There are many hypotheses in science which are wrong. That's perfectly all right; they're the aperture to finding out what's right. Science is a self-correcting process. To be accepted, new ideas must survive the most rigorous standards of evidence and scrutiny.

I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem year by year more tempting, the siren song of unreason more sonorous and attractive.

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

It is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.

The universe seems neither benign nor hostile, merely indifferent.

I believe that the extraordinary should be pursued. But extraordinary claims require extraordinary evidence.

A religion old or new, that stressed the magnificence of the universe as revealed by modern science, might be able to draw forth reserves of reverence and awe hardly tapped by the conventional faiths. Sooner or later, such a religion will emerge.

When Kepler found his long-cherished belief did not agree with the most precise observation, he accepted the uncomfortable fact. He preferred the hard truth to his dearest illusions; that is the heart of science.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

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

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