TrustBy: Kate Veitch The author of Without a Backward Glance asks: What does it take to be a good womanand what does it take from you? Susanna Greenfield has given her all to being a good daughter, sister, wife, and mother. Somehow, she's maintained her profession as a college art teacher, as well as rearing two headstrong teenagers and nurturing a twenty year marriage to Gerry, a confident, ambitious architect. She's also the eternal peacemaker between