4 Posts found for Author: Carl Sagan

I have a foreboding of an America in my children’s or grandchildren’s time – when the United States is a service and information economy; when nearly all the manufacturing industries have slipped away to other countries; when awesome technological powers are in the hands of a very few, and no one representing the public interest can even grasp the issues; when the people have lost … [ Read more ]

Author: Carl Sagan | Source: Goodreads | Subjects: Education | Scholarship, Life & Society, Math & Science, Politics & Public Policy

Common sense works fine for the universe we’re used to, for time scales of decades, for a space between a tenth of a millimeter and a few thousand kilometers, and for speeds much less than the speed of light. Once we leave those domains of human experience, there’s no reason to expect the laws of nature to continue to obey our expectations, since our expectations … [ Read more ]

Author: Carl Sagan | Subjects: Concepts, Math & Science, Senses

It seems to me what is called for is an exquisite balance between two conflicting needs: the most skeptical scrutiny of all hypotheses that are served up to us and at the same time a great openness to new ideas. Obviously those two modes of thought are in some tension. But if you are able to exercise only one of these modes, whichever one it … [ Read more ]

Author: Carl Sagan | Subjects: Education | Scholarship, Intelligence | Knowledge, Math & Science, Personal Improvement, Thought | Inquiry

In some respects, science has far surpassed religion in delivering awe. How is it that hardly any major religion has looked at science and concluded, “This is better than we thought! The universe is much bigger than our prophets said—grander, more subtle, more elegant. God must be even greater than we dreamed”? Instead they say, “No, no, no! My god is a little god, and … [ Read more ]

Author: Carl Sagan | Subjects: Math & Science, Religion