"What an astonishing thing a book is. It's a flat object made of trees, with flexible parts on which are imprinted many dark squiggles. But it is still a world of strong emotion, of thought, of revelat…"

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

"We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology."

"If you want to make an apple pie from scratch, you must first invent the universe."

"The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pie were made in the interiors of collapsing stars. We are made of starstuff."