it's a fascinating, fantastic thing, this work. if you've never read it, then i recommend tracking it down. it's about important things, and full of moving passages as it tells the story of the third child. as i stroll off to bed, i leave you with this line, which spoils nothing of the story, but which i find quite touching:
They had to leave their old caring house behind. They tethered it to a stake. It knew it was being left, and couldn't understand why. As they crept away it began to bellow after them, tugging at the line that held it. Deserted houses sometimes died of love.