DEAR HARRIETTE: I feel so bad. A friend of mine asked me to talk to her dad about a project he is working on. I agreed right away, but then I got distracted. First, I got sick with whatever bug is making its rounds. Then I got so busy playing catch-up at work that I totally forgot. I remembered the other day, but then I felt like such a loser that I didn't reach out. It just felt like it was too l…