Quotes by : Carl Sagan

This sort of information gathering is precisely what we call play. And the important function of play....

But if they called everything divine which they do not understand, why, there would be no end of divine....

A new concept of god: “something not very different from the sum total of the physical laws of the....

While ritual, emotion and reasoning are all significant aspects of human nature, the most nearly unique....

Why is the half of humanity with a special sensitivity to the preciousness of life, the half untainted....

People are not stupid. They believe things for reasons. The last way for skeptics to get the attention....

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

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

Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live.....

If we long for our planet to be important, there is something we can do about it. We make our world significant....