Everybody has a cat or dog story. I’ve also read one about horses. Cathy Rentzenbrink is a reader like me, well, probably better than me. She read a book a day, sometimes two, after her brother died. She did a lot of boozing. Went a little mad, finished her degree and got married to a man she loved. Then she got divorced, but, hey, nobody’s perfect. Her brother, Matthew, was perfect, but never lived long enough to unperfect himself. He was born...