When you are 'world building,' people will oftentimes judge how well you built your world. They want to know: Is the culture believable? Does it feel like it has a history? I try very hard to pay attention to details.

I guess one of the most magnificent things a novel can do is to change your perspective on the world, and to give it some sense of wonder, and that's what I find so exciting in writing fantasy, especially fantasy for children. Because already, I think children have a very special and unusual way of seeing the world.

Why would one ever be so insane as to ditch a perfectly beautiful metaphor? Cut back, of course, prune if you like, so that the best metaphors are clear and sparkling. But I will throw out unread the book that promises me no metaphors inside.

Any consideration of the story we call 'Cinderella' for simplicity's sake must acknowledge that 'Cinderella' has had a dizzying array of personae over hundreds of years, in several cultures. There is no one authoritative tale of 'Cinderella,' only a hall of mirrors with a different face in each reflection.

I was good at math and science, and I got lots of degrees in lots of things, but in a parallel universe, I probably became a chef.

Now, an embryo may seem like some scientific or laboratory term, but, in fact, the embryo contains the unique information that defines a person.

In some parts of life, like mathematics and science, yeah, I was a genius. I would top all the top scores you could ever measure it by.

That the role of size has been to some degree neglected in biology may lie in its simplicity. Size may be a property that affects all of life, but it seems pallid compared to the matter which makes up life. Yet size is an aspect of the living that plays a remarkable, overreaching role that affects life's matter in all its aspects.