The Box GardenBy: Carol Shields Until events run wildly out of hand, Charleen Forrest manages to cope with the uncertainties of a failed marriage, trying to live her own life and raise a son on her frugal income. She is not unaware of the hazards: "family, banktellers, ex husband, landladies, bus drivers men on the make who want her to lie back and accept (this is what you need, baby), friends who feel sorry for her." Her resourcefulness is a delight; her uncanny