Perhaps she saw before her a lifetime of walking on the ruined earth and chose instead a single moment in the air.

Because for most of us, suicide is a moment we'll never choose. It's only for people like Lexy, who know they might choose eventually, who believe they have a choice to make.

It's true, isn't it, that each of us has two hearts? The secret heart, curled behind like a fist, living gnarled and shrunken beneath the plain, open one we use every day.

I remember my wife in white.' It just made people weep to hear it...Everybody just thought it was the saddest sentence that was ever written. And it didn't matter if I never wrote another word. This one sentence had put an end to the need for any future sentences. I had said it all.

All this to say: I am forty-three years old. I may yet live another forty. What do I do with those years? How do I fill them without Lexy? When I come to tell the story of my life, there will be a line, creased and blurred and soft with age, where she stops. If I win the lottery, if I father a child, if I lose the use of my legs, it will be after she has finished knowing me. "When I get to Heaven", my grandmother used to say, widowed at thirty-nine, "your grandfather won't even recognize me.

There would be hard times, but what did I care if we had hard times? The branches of my love were wide, and they caught the rain and the snow. We would be okay, the two of us together. We would be okay.

It's not the content of our dreams that gives our second heart its dark color; it's the thoughts that go through our heads in those wakeful moments when sleep won't come. And those are the things we never tell anyone at all.