If chimpanzees have consciousness, if they are capable of abstractions, do they not have what until now has been described as 'human rights'? How smart does a chimp have to be before killing him constitutes murder?

We are made of star-stuff. Our bodies are made of star-stuff. There are pieces of star within us all.

We were wanderers from the beginning.

Nature does not always conform to our predispositions and preferences, to what we deem comfortable and easy to understand.

What's the harm of a little mystification? It sure beats boring statistical analyses.

[One's] inability to invalidate your hypothesis is not at all the same thing as proving it true.

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