This is a time of year when many people take stock of all that they are grateful for -- or at least when we should do so. But this should also be a time when we take stock of all those people who contributed to those gifts -- especially the intangible ones. Those gifts such as our self-esteem or confidence, our love of sports or music, and our spine. What person or group do you owe the greatest debt? Was there a special person or group that really helped you become the person you are today?