You're an interesting species, an interesting mix. You're capable of such beautiful dreams and such horrible nightmares. You feel so lost, so cut off, so alone, only you're not. See, in all our searching, the only thing we've found that makes the emptiness bearable is each other.

Books permit us to voyage through time, to tap the wisdom of our ancestors.

Those with the courage to explore the weave and structure of the Cosmos, even where it differs profoundly from their wishes and prejudices, will penetrate its deepest mysteries.

Maxwell's Equations have had a greater impact on human history than any ten presidents.

If we teach only the findings and products of science - no matter how useful and even inspiring they may be - without communicating its critical method, how can the average person possibly distinguish science from pseudoscience?

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

The cosmos is within us. We are made of star stuff