It is now February 4th and I have not taken the elevator to my 4th floor office yet this year.  I made a commitment on Jan. 1 to take the stairs and to park far away – two very easy ways to get a little bit of extra exercise every day.  Why have I kept this commitment?  Because, as I describe in the book, I’ve tied this activity to “something bigger.” Since we’ve had kids, Jeanne and I have always tied exercise to being around for them later in life.  We want to meet their ki