Fourteen-year-old Amy Cahill and her younger brother, Dan, thought they could return to their regular lives when they found the 39 Clues that safeguard their family's great power. But they were wrong. Powerful enemies -- the Vespers -- have been waiting in the shadows. And they'll stop at nothing to grab the Clues. Four powerhouse authors unite to expose the 500-year old secret struggle between the Cahills and the Vespers. The Vespers are rising ......

Juliet Dove, queen of love: A shy twelve-year-old girl must solve a puzzle involving characters from Greek mythology to free herself from a spell which makes her irresistible to boys. The monster's ring: A timid boy, eager to frighten the school bully on Halloween night, acquires a magic ring and the power to change himself in a hideous monster.

No matter what level of success we have achieved, none of us can be content to stay where we are. In order to harness this drive, this innate desire for progress in all areas, we must learn to center our lives according to a set of certain basic principles.