The toughest part of exercising is making the decison to do it. Working with a personal trainer makes it easier. Knowing that someone is waiting for me at the gym at 5:30 a.m. two days a week because I said I'd be there, seems to give me permission to take the time go. Permission to go? What's that all about . . . . generation, age, working mother guilt? Hmmmm. . . .