“She always used to suspect that the price for happiness, the price for enjoying the company of a person you loved, was the steadily increasing risk of losing them, and at times, when she considered the possibility that she might lose Isabel or Clancy or, in the early days, Todd, Bernice didn't think she could stand it, didn't think she could go on living in a universe whose laws forced her to submit to such a terrible fear. Now she sees what a small price it is to pay, what staggering joy she received in return. You should be willing to pay that price for as little as a few days or hours with a person you love, she thinks, rubbing her fingers across a patch of linoleum the years have worn down to a cloudy smear.”