DEAR ABBY: My younger brother, “Paul,” is 40 and in a rut. He became friends with a friend of mine, “Mitch,” whom I met in college. Paul also became good friends with Mitch’s wife, “Iris.” After a year of close friendship, my brother made a pass at Mitch’s wife during a BBQ. He was promptly asked to leave, and they have ceased contact with him.

My brother made a pass at a friend's wife, destroying that friendship. They haven't talked in a year. The wife showed no interst in him, yet he's convinced she'll leave her husband. I've had enough. Should I cut him off?

He made a pass at his friend's wife, was asked to leave, and never saw the woman again. Why is he so hung up on her?

I’m concerned that my brother is wasting his life pining after someone who is not an option for him. He has never been m