DEAR ABBY: This is something I can’t talk about in my grief support group. I’m a 70-year-old widow. I lost my dear husband of 35 years 17 months ago. I always was more sexual than he was. Since the funeral, I have had a one-night stand with a nice younger man, but it was a failure for me physically. Since then, I am leery. Last night, a dear friend visited. He knew both of us for years. I had flirted with him last year, but nothing happened. Last night he came on to me. I was upset about my failure to ...