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.

As anyone who has received or dispensed psychotherapy knows, it's a profession whose mainspring is love. Nearly everyone who visits a therapist has a love disorder of one sort or another, and each has a story to tell - of love lost or denied, love twisted or betrayed, love perverted or shackled to violence. Broken attachments litter the office floors like pick-up sticks. People appear with frayed seams and spilling pockets.

We have vexed and bothered every plant and every animal on every continent.

On some summer days in New York City, the air hangs thickly visible, like the combined exhalations of eight million souls. Steam rising from vents underground makes you wonder if there isn't one giant sweat gland lodged beneath the city.

Poetry reminds us of the truths about life and human nature that we knew all along, but forgot somehow because they weren't yet in memorable language.

When I go biking, I repeat a mantra of the day's sensations: bright sun, blue sky, warm breeze, blue jay's call, ice melting and so on. This helps me transcend the traffic, ignore the clamorings of work, leave all the mind theaters behind and focus on nature instead. I still must abide by the rules of the road, of biking, of gravity. But I am mentally far away from civilization. The world is breaking someone else's heart.

I swear I will not dishonor my soul with hatred, but offer myself humbly as a guardian of nature, as a healer of misery, as a messenger of wonder, as an architect of peace.