We've got paleolithic emotions, medieval institutions, and god-like technologies.

Look closely at nature. Every species is a masterpiece, exquisitely adapted to the particular environment in which it has survived. Who are we to destroy or even diminish biodiversity?

We should preserve every scrap of biodiversity as priceless while we learn to use it and come to understand what it means to humanity.

It's the technique, I think, of writing a novel that is difficult for a nonfiction writer.

Sometimes a concept is baffling not because it is profound but because it is wrong.

Search until you find a passion and go all out to excel in its expression.

From the freedom to explore comes the joy of learning. From knowledge acquired by personal initiative arises the desire for more knowledge. And from mastery of the novel and beautiful world awaiting every child comes self-confidence.