What a lonely species we are, searching for signals of life from other galaxies, adopting companion animals, visiting parks and zoos to commune with other beasts. In the process, we discover our shared identity.

We're dabbling in eugenics all the time, breeding ideal crops to replace less aesthetic or nutritious or hardy varieties; leveling forests to graze cattle or erect shopping malls and condos; planting groves of a few familiar trees that homeowners and industries prefer.

Touch seems to be as essential as sunlight.

Flight is nothing but an attitude in motion.

Love is the great intangible. ... Frantic and serene, vigilant and calm, wrung-out and fortified, explosive and sedate -- love commands a vast army of moods. Hoping for victory, limping from the latest skirmish, lovers enter the arena once again. ... Love is the white light of emotion. ... Everyone admits that love is wonderful and necessary, yet no one can agree on what it is.

In our heart we know that life loves life. Yet we feast on some of the other life-forms with which we share our planet; we kill to live. Taste is what carries us across that rocky moral terrain, what makes the horror palatable, and the paradox we could not defend by reason melts into a jungle of sweet temptations.

So before I start work on a book, I'm like a pregnant mole - I obsessively tidy and order my closets and everything in my study. Because there's such a cascade of images and ideas that I'm grapping with mentally, I couldn't also be in a chaotic setting.