Many people help you in your professional and personal life: the high-school student who babysits your kids when you go out on the town, the doorman who welcomes you home every night with a friendly greeting, the person who cleans your house every other week. Face it -- you couldn't enjoy your privileges or do your job as successfully without your network of helpers. John Donne's observation that "no man is an island" is particularly evident at the holidays. Read more here.