Dear Annie: I’ve been with my boyfriend for over three years. We met when I was a freshman in high school and he was a sophomore. I fell head over heels right away, and we became official nearly a year later. Over time, I learned about his painful childhood — absent father, a mother who had him young and has since moved away, a hostile sibling and a host of health problems, including scoliosis and arthritis. He can’t afford proper medical care and may one day be confined to a wheelchair. He now