On day three of my three-day weekend, I sat at my desk clad in naught but a ratty, tie-dyed nightgown and a red bathrobe I’ve owned for almost 20 years (the idea that my bathrobe is old enough for college just…anyway, as I was saying…) So, I’m sitting there. It’s day two of drinking celery juice first thing in the AM on an empty stomach. I’m feeling pretty righteous in my habits and duly prepared to face what I have been resisting: planning the new habits of my new life. Naturally, I edit my friend’s memoir and go to lunch with my brother and fold my laundry before I finally…