DEAR ABBY: I am a 40-year-old childless single woman. I spent several years doing various day care jobs and have great love for children, but due to female health issues, I am unable to have my own. I have a great job and home, but cannot afford fertility treatments or adoption, both of which are expensive. My fertility issues have caused me heartbreak and many tears. My father often comments about how disappointed he is that he has no grandchildren. Recently, he made an offhand remark that I was “selfish” for not having had any. It upset me so much I ...