DEAR ABBY: I never had sex unless I was in love and knew there was a strong possibility of a solid future. Well, I am 51 now and newly single. My divorce was final four months ago, and I am now living in a new state. I joined one of those hookup sites, found someone and began having sex with him. I nearly backed out and panicked because his profile said he lived 30 minutes away from me, but he was at my house in 10 minutes (!) saying he was visiting a friend in my neighborhood. He’s well-educated, gorgeous, adorable,