DEAR ABBY: I’m a 68-year-old married man with no close friends. I worked for 35 years in my family-owned bar and restaurant, until they lost it. After that, I worked as an assistant manager in a few fast-food places, then as an assistant manager in a major pharmacy. At 65, after three knee surgeries and a foot fusion, I retired from working full time. I now work part time for a physical therapy center, mostly to keep busy and make a few bucks. I have no hobbies or major interests. I have a few health issues, which are under control. I feel lonely most of the time. I know a lot of people and ge…