by Lisa Copen If you have ever wanted to dream about having a life that is different than the one you are currently living, you are not alone. And if you need any additional help in imagining a life different than the one you have, just go find a 6-year-old. My son seems to start every sentence with “Mom, let’s pretend…” So far in the last few months I have been a mailman, a chef, a grocery clerk, a waitress, a librarian, and even the clerks at the DVD rental place. My son has been a stran