The cure for a fallacious argument is a better argument, not the suppression of ideas..

Atoms are mainly empty space. Matter is composed chiefly of nothing..

There is perhaps no better a demonstration of the folly of human conceits than this distant image of our tiny world..

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

It means nothing to be open to a proposition we don't understand..

Our concern for the future can be tested by how well we support our libraries..

The cannabis experience has greatly improved my appreciation for art, a subject which I had never much appreciated before..

All over the world there are enormous numbers of smart, even gifted, people who harbor a passion for science. But that passion is unrequited. Surveys….

We are the product of 4.5 billion years of fortuitous, slow biological evolution. There is no reason to think that the evolutionary process has stopp….

...the idea of a spiritual part of our nature that survives death, the notion of an afterlife, ought to be easy for religions and nations to sell. Th….

That kind of skeptical, questioning, "don't accept what authority tells you" attitude of science - is also nearly identical to the attitude of mind n….

The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together..

Books are like seeds. They can lie dormant for centuries and then flower in the most unpromising soil..

How lucky we are to live in this time / the first moment in human history / when we are in fact visiting other worlds.

There is no other species on Earth that does science. It is, so far, entirely a human invention, evolved by natural selection in the cerebral cortex ….

At the heart of science is an essential balance between two seemingly contradictory attitudes-an openness to new ideas, no matter how bizarre or coun….

There is in this Universe much of what seems to be design..

In Mozambique, the story goes, monkeys do not talk, because they know if they utter even a single word some man will come and put them to work..

Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered long enough on the shores of the cosmic ocean. We a….

Modern Darwinism makes it abundantly clear that many less ruthless traits, some not always admired by robber barons and Fuhrers - altruism, general i….

Many religions have attempted to make statues of their gods very large, and the idea, I suppose, is to make us feel small. But if that's their purpos….