It was a bleak day when the Patterson's faithful 14-year-old sheep dog, Farley, died while saving young April from a raging river. Across the country, fans who read For Better or For Worse in some 1,600 daily newspapers reacted with surprise and grief. Since 1979, Johnston has created an affectionate family whose members face real problems with grace and humor. Readers have accompanied Elly and John Patterson through the years, watching them raise their children, Michael, Elizabeth, and April; c