<p>A sister is for life: your best friend, or your worst enemy. She is the yardstick by which you measure how well you're doing and the keeper of your family secrets. She may be the first person you rush to when something wonderful happens or the one whose shoulder you cry on. She's the one you're compared to and the one to compete with.<br><br><br>In this entertaining collection there are sisters ranging from the loving Brontës to...