Carl Sagan Quotes, Teacher Quotes, Inspire Quotes

The library connects us with the insight and knowledge, painfully extracted from Nature, of the greatest minds that ever were, with the best teachers, drawn from the entire planet and from all our history, to instruct us without tiring, and to inspire us to make our own contribution to the collective knowledge of the human species.

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Tags : Carl Sagan Quotes , Teacher Quotes , Inspire Quotes

History is full of people who out of fear, or ignorance, or lust for power has destroyed knowledge of immeasurable value which truly belongs to us all. We must not let it happen again.

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Tags : Carl Sagan Quotes , Truth Quotes , Ignorance Quotes

We've begun at last to wonder about our origins, star stuff contemplating the stars, organized collections of ten billion billion billion atoms contemplating the evolution of matter, tracing that long path by which it arrived at consciousness here on the planet Earth and perhaps throughout the cosmos. Our obligation to survive and flourish is owed not just to ourselves but also to that cosmos, ancient and vast, from which we spring.

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Tags : Carl Sagan Quotes , Stars Quotes , Spring Quotes

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?

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Tags : Carl Sagan Quotes , Prophet Quotes , Subtle Quotes

A blade of grass is a commonplace on Earth; it would be a miracle on Mars. Our descendants on Mars will know the value of a patch of green. And if a blade of grass is priceless, what is the value of a human being?

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Tags : Carl Sagan Quotes , Miracle Quotes , Would Be Quotes

The universe is a pretty big place. If it's just us, seems like an awful waste of space.

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Tags : Carl Sagan Quotes , Optimistic Quotes , Space Quotes

One of the great commandments of science is, 'Mistrust arguments from authority'. (Scientists, being primates, and thus given to dominance hierarchies, of course do not always follow this commandment.)

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Tags : Carl Sagan Quotes , Hierarchy Quotes , Dominance Quotes

Our perceptions are fallible. We sometimes see what isn't there. We are prey to optical illusions. Occasionally we hallucinate. We are error-prone.

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Tags : Carl Sagan Quotes , Errors Quotes , Perception Quotes

But down deep, at the molecular heart of life we're essentially identical to trees.

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Tags : Carl Sagan Quotes , Heart Quotes , Tree Quotes

The understanding of the intent of the artist which I can achieve when high sometimes carries over to when I’m down. This is one of many human frontiers which cannabis has helped me traverse.

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Tags : Carl Sagan Quotes , Artist Quotes , Understanding Quotes

Humans - who enslave, castrate, experiment on, and fillet other animals - have had an understandable penchant for pretending animals do not feel pain.

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Tags : Carl Sagan Quotes , Inspirational Quotes , Pain Quotes

An atheist has to know a lot more than I know. An atheist is someone who knows there is no god. By some definitions atheism is very stupid.

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Tags : Carl Sagan Quotes , Atheist Quotes , Agnostic Quotes

Imagine we could accelerate continuously at 1 g-what we're comfortable with on good old terra firma-to the midpoint of our voyage, and decelerate continuously at 1 g until we arrive at our destination. It would take a day to get to Mars, a week and a half to Pluto, a year to the Oort Cloud, and a few years to the nearest stars.

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Tags : Carl Sagan Quotes , Stars Quotes , Clouds Quotes

I consider it an extremely dangerous doctrine, because the more likely we are to assume that the solution comes from the outside, the less likely we are to solve our problems ourselves.

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Tags : Carl Sagan Quotes , Philosophy Quotes , Religion Quotes

Our passion for learning ... is our tool for survival.

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Tags : Carl Sagan Quotes , Passion Quotes , Learning Quotes

When you look more generally at life on Earth, you find that it is all the same kind of life. There are not many different kinds; there's only one kind. It uses about fifty fundamental biological building blocks, organic molecules.

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Tags : Carl Sagan Quotes , Block Quotes , Molecules Quotes

Both the Freudian and the Platonic metaphors emphasize the considerable independence of and tension among the constituent parts of the psyche, a point that characterizes the human condition.

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Tags : Carl Sagan Quotes , Psychology Quotes , Independence Quotes

There are naive questions, tedious questions, ill-phrased questions, questions put after inadequate self-criticism. But every question is a cry to understand the world. There is no such thing as a dumb question.

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Tags : Carl Sagan Quotes , Self Quotes , Dumb Quotes

The Earth is a place. It is by no means the only place. It is not even a typical place.

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Tags : Carl Sagan Quotes , Mean Quotes , Typical Quotes

I believe our future depends powerfully on how well we understand this cosmos in which we float, like a mote of dust in the morning sky.

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Tags : Carl Sagan Quotes , Morning Quotes , Believe Quotes